The Czech Republic added 696 MW of solar PV in 2025, bringing cumulative capacity to roughly 5.5 GW, according to Solární Asociace and PV Magazine. After a record 967 MW in 2024, the market cooled on the residential side but kept growing in commercial and industrial segments. Forecasts for 2026 range from 800 MW to 1.4 GW of new installations as the country moves toward its 10 GW target for 2030.
Every one of those megawatts needs a drawing before it can be permitted, financed, and connected. For Czech solar professionals, the question is not whether to produce technical documentation, but whether to hire a solar drafting service, invest in solar design software, or combine both. This guide answers that question with real numbers, Czech regulatory context, and a decision framework built on EPC experience across European markets.
In this guide, you will learn:
- What solar drafting services in the Czech Republic actually deliver
- Which Czech rules and standards shape every drawing
- How CAD and software standards apply to Czech solar projects
- What typical deliverables look like and what they cost in 2026
- When manual drafting beats software, and when software wins
- How to choose a provider without overpaying for scope you do not need
Quick Answer
Solar drafting services in the Czech Republic produce ČSN-compliant single-line diagrams, layout plans, and grid-connection documentation for photovoltaic projects. Czech installers use them for custom structural work, medium-voltage grid studies, or when in-house design capacity is limited. Automated solar design software now handles most residential and commercial drafting in under an hour, while manual services remain essential for complex projects above 1 MW. Costs range from CZK 5,000–12,000 for basic residential drafting to CZK 80,000–250,000+ for utility-scale engineering packages.
What Are Solar Drafting Services in the Czech Republic?
Solar drafting services in the Czech Republic are technical providers, usually staffed by an electrical engineer or technician, who produce the drawings and documentation required to permit, finance, and connect a photovoltaic system to the Czech grid.
These services sit between the sales conversation and the physical installation. A homeowner or business agrees to a solar project. The installer then needs a plan set that proves the system is safe, compliant, and economically viable. That plan set is what drafting services produce.
Who Provides Solar Drafting in the Czech Republic
The Czech market has four categories of drafting providers:
- Independent technical studios — Small firms of 2–5 drafters who serve multiple installers on a per-project basis. Common in Prague, Brno, Ostrava, and Plzeň.
- In-house design teams — Larger installers and EPCs employ full-time drafters who handle everything from residential rooftops to multi-megawatt ground mounts.
- Freelance drafters — Individual drafters listed on Czech engineering marketplaces or general freelance platforms. Rates vary widely. Quality control is the buyer’s responsibility.
- Software-enabled design services — Platforms like SurgePV that combine automated drafting with human review for complex projects. This hybrid model is growing fastest in 2026.
What Makes Czech Solar Drafting Different
Czech solar drafting is not generic CAD work. Three factors make it distinct:
The single-line diagram is mandatory and distributor-specific. Every grid-connected system needs a jednopólová schéma that shows the inverter, protection devices, bidirectional meter, and connection point. A drafter who has only worked on German or Polish projects will miss formatting details that ČEZ Distribuce, E.ON Distribuce, or PREdistribuce flag immediately.
Self-consumption economics now drive system sizing. Czech prosumers operate under net billing and Green Bonus rules where exported energy is compensated at a lower rate than the retail price of imported energy. This value gap means every design must optimize for self-consumption, not maximum production. Drafters who still size systems for peak output are using outdated logic.
Grid capacity is a binding constraint in some regions. South Moravia and parts of Central Bohemia have seen connection queues grow as solar adoption rises. A 2026 amendment to the Energy Act introduced milestone mechanisms to clear blocked connection capacity from stalled projects. Drafting and connection strategy now matter as much as the technical drawing itself.
Why Solar Drafting Matters in the Czech Republic’s 2026 Market
The Czech solar market is at a transition point. The country needs sustained multi-gigawatt annual additions to hit its 2030 renewable targets, and the National Energy and Climate Plan targets 10 GW of solar by 2030. Every one of those megawatts starts with a drawing.
The Bottleneck Is Not Installation
Czech installers can fit a residential rooftop system in 1–2 days. The bottleneck is paperwork. Grid-connection applications to distributors like ČEZ Distribuce can take several weeks, and building-permit documentation for larger systems adds more time. Every delay in drafting delays everything downstream.
A drafting service that turns around a residential plan set in 24 hours instead of 72 hours can compress the total project timeline. At 30 projects per month, that compression frees real capacity without adding installation crews.
The C&I Segment Is Driving Demand
The commercial and industrial segment is expanding fast as Czech businesses chase lower energy bills under net billing and Green Bonus frameworks. C&I projects are more complex than residential. They often involve:
- Multiple roof planes with different tilts and orientations
- Structural calculations for industrial buildings with non-standard load capacities
- Connection applications above the simplified micro-installation threshold
- Battery storage integration for peak-shaving and self-consumption optimization
- Bankable yield reports for financing
Each requirement adds deliverables to the drafting scope. A simple layout plan is no longer enough. C&I installers need drafting partners who can produce full engineering packages, or they can use a customer-ready solar proposals platform that combines technical drawings with financial modeling.
Utility-Scale Projects Need Specialist Drafters
Utility-scale projects above 1 MW require:
- Full civil and geotechnical drawings
- Medium-voltage substation design
- Environmental impact assessments
- Bankable P50/P90 simulations, usually produced in PVsyst
- Grid connection studies coordinated with the distributor and ČEPS, the transmission system operator
No single software platform handles all of this. Utility-scale developers in the Czech Republic typically use a hybrid model: software for preliminary layout and yield analysis, specialist drafting firms for civil and electrical engineering, and external consultants for grid studies. For large commercial solar projects, the same principle applies. Software handles design and financial modeling, while manual drafters cover structural and medium-voltage work.
Czech Regulations and Standards for Solar Drafting
Czech solar drafting does not happen in a regulatory vacuum. Several rules and agencies govern every drawing.
Key Czech Solar Standards
| Standard | Description |
|---|---|
| ČSN 33 2000-7-712 | Electrical installations of buildings — requirements for solar PV power supply systems. The core standard for PV electrical design documentation. |
| ČSN EN 62446-1 | Grid-connected PV systems — minimum information and documentation required for commissioning, inspection, and handover. |
| ČSN EN 50549-1 / -2 | Requirements for generating sets connected to distribution networks; governs inverter settings and grid-connection documentation. |
| ČSN EN 1991 (Eurocode 1) | Actions on structures, including snow and wind load calculations for solar mounting structures. |
| ČSN EN ISO 128 | General principles of presentation for technical drawings. |
| ČSN EN ISO 5455 | Technical drawings — scales. |
| ČSN EN ISO 5456 | Projection methods for technical drawings. |
| ČSN EN ISO 7200 | Title blocks for technical drawings. |
Net Billing and Green Bonus: The Design Drivers
Czech prosumers can choose between net billing and the Green Bonus. Under net billing, surplus energy is settled at a market-based reference price, while imported energy costs the full retail rate including distribution fees. Under the Green Bonus, the producer sells all generation to the grid at a fixed feed-in tariff and buys all consumption separately.
Both options make self-consumption and production timing valuable. A system sized for maximum annual output no longer guarantees the best customer return. Drafters must model load profiles, battery dispatch, and seasonal production to size systems correctly.
Grid-Connection Documentation
For smaller systems, the process is a simplified notification to the local distributor. The installer submits documentation at least 30 days before commissioning. Key drafting requirements include:
| Requirement | What the Drafter Must Show |
|---|---|
| Single-line diagram | Inverter, protection devices, bidirectional meter, connection point |
| Scale and labeling | Usually 1:100 with clear AC/DC designations |
| Protection scheme | Overcurrent, surge, and disconnection protection |
| Equipment specification | Module and inverter models matching the application |
| Meter arrangement | Bidirectional metering for settlement |
Distributors reject notifications with incorrect single-line diagrams. ČEZ Distribuce, E.ON Distribuce, and PREdistribuce all have technical review teams that check every diagram. A rejection costs weeks of delay.
Building Law and Structural Requirements
The Czech Building Act governs structural aspects of rooftop installations. For most residential micro-installations, a notification suffices. For larger or non-standard structures, a building permit and structural verification may be required. A drafting service that produces only electrical drawings but ignores structural load on a commercial roof creates a liability for the installer.
CAD and Solar Design Standards in the Czech Republic
Czech solar drafting operates across two main technical approaches: traditional CAD and automated solar design software.
AutoCAD and Manual SLD Production
AutoCAD remains the dominant drafting platform for Czech electrical engineers. Manual drafters produce single-line diagrams with full control over every symbol and line.
Strengths:
- Full control over every line and symbol
- Accepted by all Czech distributors
- Compatible with legacy project archives
Weaknesses:
- 2–3 hours per single-line diagram for a residential project
- No automated shading or yield analysis
- No financial modeling
- Requires a licensed AutoCAD seat plus drafter time
Czech drafters often sell pre-made DWG single-line diagram templates, which speeds up repetitive residential work but still needs manual adjustment for each project.
Automated Solar Design Software
Automated platforms like SurgePV generate compliant single-line diagrams in minutes. They import satellite imagery, place modules automatically, calculate shading, size strings, and produce the full plan set including financial modeling for Czech net billing and Green Bonus schemes. For installers comparing options, our best solar design software for Czech Republic guide ranks the top platforms.
For Czech installers doing 20+ projects per year, software is now the default. The break-even point is roughly 15 projects per month at current subscription prices.
Shading and Yield Analysis
The Czech Republic sits at a higher latitude than southern European markets, so shading and tilt optimization matter more for winter yield. Manual drafting rarely includes shading studies. Shadow analysis software models obstructions and seasonal sun paths, which is important for accurate winter production estimates in Czech conditions.
Typical Deliverables from Czech Solar Drafting Services
When you hire a solar drafting service in the Czech Republic, the scope varies by project size and complexity. Here is what you should expect at each tier.
Tier 1: Basic Residential (3–15 kWp)
| Deliverable | Description | Typical Format |
|---|---|---|
| Site layout plan | Module placement on roof or ground | PDF, DWG |
| Single-line diagram | Distributor-compliant electrical schematic | PDF, DWG |
| Stringing configuration | Module-to-inverter string mapping | PDF, Excel |
| Equipment schedule | Module, inverter, and BOS specifications | PDF, Excel |
| Notification package | Micro-installation submission to distributor | Distributor portal format |
Cost: CZK 5,000–12,000 per project Turnaround: 24–72 hours
Tier 2: Commercial and Industrial (20 kWp – 1 MW)
| Deliverable | Description | Typical Format |
|---|---|---|
| All Tier 1 deliverables | Plus expanded scope | — |
| Structural calculations | Roof load analysis and mounting verification | PDF with engineer stamp |
| Shading analysis | 3D obstruction modeling and yield impact | PDF, PVsyst report |
| Bankable yield report | P50/P75/P90 production forecast | PDF with uncertainty analysis |
| Connection application | Full grid-connection documentation | PDF, DWG |
| Self-consumption model | Net-billing or Green Bonus optimization | PDF, Excel |
Cost: CZK 15,000–60,000 per project Turnaround: 7–14 business days
Tier 3: Utility-Scale (Above 1 MW)
| Deliverable | Description | Typical Format |
|---|---|---|
| All Tier 2 deliverables | Plus expanded scope | — |
| Civil and geotechnical drawings | Foundation design, grading, drainage | PDF, DWG |
| MV substation design | Transformer, switchgear, and protection | PDF, DWG |
| Grid connection study | Distributor and ČEPS coordination, impact analysis | PDF with grid code analysis |
| Environmental assessment | Landscape and biodiversity impact | PDF per EIA requirements |
| Full bankable report | P50/P90 with 25-year degradation and O&M costs | PDF, Excel model |
Cost: CZK 80,000–250,000+ per project Turnaround: 3–6 weeks
The Single-Line Diagram Is the Critical Deliverable
The jednopólová schéma is the document that every Czech distributor reviews first. It must show:
- The point of connection to the distributor’s network
- The main AC and DC disconnects
- Inverter placement and specifications
- Protection device ratings and settings
- Grounding and bonding points
- The bidirectional meter arrangement
A missing protection symbol or an incorrect meter representation is enough to trigger a rejection. Experienced Czech drafters know the common rejection reasons for each distributor.
Solar Drafting Cost in the Czech Republic: 2026 Pricing Guide
Pricing for solar drafting services in the Czech Republic depends on project size, complexity, and the drafter’s qualifications. Here are the 2026 market rates.
Per-Project Pricing
| Project Type | Basic Drafting | Full Engineering | Premium (Bankable) |
|---|---|---|---|
| Residential 3–10 kWp | CZK 5,000–8,000 | CZK 8,000–15,000 | CZK 15,000–25,000 |
| Residential 10–20 kWp | CZK 8,000–12,000 | CZK 12,000–20,000 | CZK 20,000–35,000 |
| C&I 20–100 kWp | CZK 12,000–25,000 | CZK 25,000–45,000 | CZK 45,000–80,000 |
| C&I 100 kWp – 1 MW | CZK 25,000–45,000 | CZK 45,000–90,000 | CZK 90,000–150,000 |
| Utility >1 MW | CZK 50,000–100,000 | CZK 100,000–180,000 | CZK 180,000–250,000+ |
Monthly Retainer Pricing
Installers with consistent volume often negotiate monthly retainers:
| Monthly Volume | Retainer Range | Effective Per-Project Cost |
|---|---|---|
| 5–10 projects | CZK 25,000–60,000 | CZK 2,500–6,000 |
| 10–20 projects | CZK 50,000–120,000 | CZK 2,500–6,000 |
| 20–30 projects | CZK 80,000–180,000 | CZK 2,700–6,000 |
| 30+ projects | CZK 120,000–250,000 | CZK 4,000–8,000 |
The per-project cost under a retainer can be higher than software-based drafting because retainers include revision rounds, rush requests, and distributor resubmissions.
Software Subscription Comparison
| Software | Annual Cost (USD) | Projects/Year | Cost Per Project |
|---|---|---|---|
| SurgePV | 1,299–1,899 | 50–200 | USD 7–38 |
| PVsyst | 400–600 | 50–100 | USD 4–12 |
| Aurora Solar | 4,000–8,000 | 100–300 | USD 13–80 |
| Manual drafting | per project | — | CZK 5,000–12,000 |
At 50 projects per year, software costs a fraction of manual drafting per project. The economic case for software is clear at volume. The case for manual drafting is strongest at low volume or high complexity.
Pro Tip
Do not compare software and manual drafting on price alone. A CZK 6,000 manual draft that gets rejected by the distributor costs you weeks of delay. A software draft that is distributor-compliant from the start saves you both time and resubmission effort. The real cost is total project cycle time, not the drafting invoice.
Manual Drafting vs Solar Design Software in the Czech Republic
The choice between manual drafting services and solar design software is not binary. Most successful Czech installers use both. The question is where to draw the line.
When Manual Drafting Wins
Manual drafting services are the better choice when:
- The project is above 1 MW. Software handles layout and yield well, but civil engineering, MV substation design, and grid connection studies need specialist drafters.
- Custom structural work is required. An old industrial roof with reinforcement and non-standard mounting needs a structural engineer, not software.
- A medium-voltage connection is needed. MV protection coordination requires distributor-specific knowledge that software does not automate.
- You do fewer than 5 projects per month. At low volume, a per-project drafting fee is cheaper than an annual software subscription.
- Bankable reports for project finance are required. Czech lenders still prefer PVsyst reports with detailed uncertainty analysis for projects above 500 kW.
When Software Wins
Solar design software is the better choice when:
- You do 20+ residential or commercial projects per month. The time savings compound quickly. Installers switching to software save 60–80% of proposal preparation time.
- Speed is a competitive advantage. Same-day turnaround versus 24–72 hours for manual drafting lets you respond to leads while they are still hot.
- You need integrated financial modeling. Net billing and Green Bonus require self-consumption optimization and battery ROI analysis. Software does this automatically. Manual drafters do not do it at all.
- You want to reduce errors. Automated single-line diagram generation eliminates the protection symbol errors that cause distributor rejections.
- You need Czech-language proposals. Platforms like SurgePV generate client-facing proposals with local incentive calculations built in.
The Hybrid Model
The most common approach among mid-size Czech installers (50–200 projects per year) is hybrid:
- Software for design and proposals. Layout, shading, single-line diagram, yield, and financial modeling in one platform.
- Manual drafting for structural and MV work. Hire an engineer for the 10–20% of projects that need it.
- External consultants for grid studies. Distributor and ČEPS coordination for utility-scale projects.
This hybrid model costs roughly USD 1,500–2,500 per month in software subscriptions plus CZK 15,000–60,000 per project for specialist drafting. It is more expensive than pure software but cheaper than pure manual drafting at volume, and it covers every project type.
Top Solar Drafting Service Providers and Software Options in the Czech Republic
The Czech market has providers across several categories. Here is how they compare.
Category 1: Local Czech Drafting Studios
| Provider Type | Typical Location | Strength | Weakness |
|---|---|---|---|
| Independent electrical studios | Prague, Brno, Ostrava, Plzeň | Fast turnaround, local distributor knowledge | Limited to basic residential/C&I |
| Regional engineering firms | All regions | Full-service including structural | Higher cost, longer queues |
| Freelance drafters | Remote | Low cost | Variable quality, no liability coverage |
Category 2: Software Platforms
| Software | Best For | Key Strength |
|---|---|---|
| SurgePV | All-in-one Czech installer workflow | Auto single-line diagrams, net-billing modeling, Czech proposals |
| PVsyst | Bankable simulation | Gold standard for lenders; no design/SLD/proposals |
| Aurora Solar | Premium residential | Polished visuals; needs AutoCAD for distributor SLDs |
| HelioScope | Commercial design | Strong stringing and electrical design |
Key Takeaway
For Czech installers doing 20+ projects per year, an all-in-one platform like SurgePV is the most complete solution. For bankable utility-scale reports, PVsyst remains the reference tool. For pure CAD drafting without simulation, AutoCAD with template libraries is the established choice. Manual drafting studios still have a role for custom structural work and projects above 1 MW.
How to Choose a Solar Drafting Service Provider in the Czech Republic
Selecting a drafting provider is a procurement decision that affects every project timeline. Use this checklist.
Qualification Checklist
| Criterion | Why It Matters | How to Verify |
|---|---|---|
| Distributor single-line diagram portfolio | Distributor rejection is expensive | Ask for 3 recent diagrams submitted to ČEZ, E.ON, or PRE |
| Net-billing and Green Bonus experience | Self-consumption drives system value | Ask how they size systems under current rules |
| Distributor relationships | Familiarity with local submission portals | Ask which distributors they work with regularly |
| Professional liability insurance | Errors in drafting create liability | Request certificate of insurance |
| Revision policy | Rejections and client changes are normal | Confirm 2–3 revision rounds are included |
| Turnaround guarantee | Project timelines depend on drafting speed | Get written turnaround commitments |
| Language capability | Distributors require Czech documentation | Confirm all deliverables are in Czech |
Red Flags
- No distributor diagram examples. Any drafter working in the Czech Republic should have compliant single-line diagrams ready to show.
- Fixed price for all projects. A 5 kW residential system and a 500 kW commercial roof cannot cost the same to draft properly.
- No liability insurance. If a drafting error causes a distributor rejection or safety issue, you need recourse.
- Outdated incentive knowledge. Drafters who still design for old net metering do not understand the 2026 market.
- No revision allowance. Every project has at least one round of changes. Per-revision charges add up fast.
Questions to Ask Before Signing
- “Can you show me a single-line diagram you submitted to [my distributor] in the last 3 months?”
- “What is your revision policy, and how many rounds are included?”
- “Do you produce the distributor notification package, or do I handle that separately?”
- “What is your turnaround time for a [X kW] project, and do you offer rush service?”
- “Do you have professional liability insurance, and what is the coverage amount?”
- “How do you handle self-consumption optimization under net billing or Green Bonus?”
Common Mistakes When Outsourcing Solar Drafting in the Czech Republic
Czech installers make the same errors repeatedly when hiring drafting services. Here are the most costly ones.
Mistake 1: Treating Drafting as a Commodity
The lowest-price drafter is rarely the cheapest option. A CZK 5,000 draft with a missing protection symbol costs you weeks of distributor delay. At real daily project overhead, that “cheap” draft just cost you far more in carrying costs. Quality drafting is insurance, not overhead.
Mistake 2: Designing for Outdated Incentive Logic
Net billing and the Green Bonus replaced older net metering structures for new prosumers. Exported energy is now settled at a lower rate than imported energy. Drafters who size systems for maximum production without modeling load profiles are designing for past economics, not 2026.
Mistake 3: Separating Drafting from Financial Modeling
A layout plan without a financial model is half a deliverable. Czech customers now need to see net-billing savings, Green Bonus revenue, and battery payback before they sign. Drafting services that produce only technical drawings force you to build the financial case separately. Software platforms that integrate both save 3–4 hours per project. For broader regional context, see our European solar incentives guide.
Mistake 4: Not Checking Distributor-Specific Requirements
ČEZ Distribuce, E.ON Distribuce, and PREdistribuce all require single-line diagrams, but their submission portals and formatting preferences differ. A drafter who works only with ČEZ may produce diagrams that E.ON rejects for formatting reasons. Verify your drafter has experience with your specific distributor.
Mistake 5: Skipping Structural Calculations on Commercial Roofs
Czech building law requires structural verification for many rooftop installations. A drafting service that produces only electrical drawings leaves you exposed if the roof cannot support the load. Always confirm structural calculations are included for C&I projects, or hire a separate structural engineer.
Pro Tip
The best drafting relationship is a partnership, not a transaction. Share your typical project types, distributor, and customer profile with your drafter at the start. A drafter who understands your workflow will produce better drawings faster than one who treats every project as a blank slate.
When to Use SurgePV for Czech Solar Drafting
For Czech installers and EPCs, the choice between manual drafting and software is increasingly tilted toward automation. Solar design software like SurgePV handles the standard residential and commercial rooftops, leaving manual drafters for the projects that are complex, custom, or utility-scale. If your workflow is proposal-heavy, pairing design with solar proposal software can cut your pre-sale preparation time by 60–80%.
SurgePV is built for European markets including the Czech Republic. It generates compliant single-line diagrams automatically, models net-billing and Green Bonus economics with hourly self-consumption analysis, and produces client-facing proposals. The platform integrates layout, shading, electrical design, yield simulation, and financial modeling in one workflow. For accurate winter yield at Czech latitudes, the built-in generation and financial tool models seasonal production and local incentive returns together.
For installers doing 20+ projects per month, the time savings are substantial. A project that takes 3–4 hours in AutoCAD takes a few minutes in SurgePV. That difference compounds across 50 projects per month into 100+ hours of recovered capacity.
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Conclusion
Solar drafting services in the Czech Republic are evolving from a manual, per-project cost center into a hybrid capability that combines software automation with specialist engineering. The 2026 market demands speed, ČSN-compliant single-line diagrams, and financial modeling that most standalone drafting services do not provide.
Here are three actions to take this week:
- Audit your current drafting cost per project. Include revision rounds, distributor resubmissions, and delay costs. Compare that total to a software subscription at your volume.
- Verify your drafter’s distributor portfolio. Ask for three recent single-line diagrams submitted to your distributor. If they cannot produce them, find a provider who can.
- Test a hybrid workflow. Run your next five residential projects through solar design software and your next commercial project through a manual drafter. Measure total cycle time and cost for each. The data will tell you where to draw the line.
The Czech Republic is adding hundreds of megawatts of solar per year on its path to 10 GW by 2030. The installers who win are the ones that design faster, comply flawlessly, and close more deals. Your drafting strategy is a competitive weapon. Use it.
Frequently Asked Questions
What are solar drafting services in the Czech Republic?
Solar drafting services in the Czech Republic are technical providers that produce ČSN-compliant drawings and documentation for photovoltaic projects. They create site layouts, single-line diagrams, stringing plans, and grid-connection packages required by Czech distribution system operators such as ČEZ Distribuce, E.ON Distribuce, and PREdistribuce.
How much do solar drafting services cost in the Czech Republic?
Basic residential drafting for systems up to 15 kWp typically costs CZK 5,000–12,000 per project. Full engineering documentation for commercial and industrial systems runs CZK 15,000–60,000. Utility-scale projects above 1 MW can cost CZK 80,000–250,000 or more, depending on grid-connection complexity and structural work.
What standards govern solar drafting in the Czech Republic?
Czech solar drafting follows ČSN 33 2000-7-712 for PV electrical installations, ČSN EN 62446-1 for commissioning documentation, ČSN EN 50549 for grid connection, and ČSN EN 1991 for wind and snow loads on structures. General drawing conventions follow ČSN EN ISO 128, 5455, 5456, and 7200.
Can solar design software replace manual drafting services in the Czech Republic?
For residential and commercial projects under 1 MW, yes. Software like SurgePV generates ČSN-compliant single-line diagrams in minutes and automates layout, shading, and financial modeling. Manual drafting remains essential for utility-scale projects, custom structural engineering, and medium-voltage grid-connection studies.
What deliverables should I expect from a Czech solar drafting service?
Standard deliverables include a site layout plan, single-line diagram with protection scheme, stringing configuration, equipment schedule, voltage-drop and cable-sizing calculations, structural load documentation, earthing and lightning-protection plan, and the grid-connection submission package for the local distributor.
How long does solar drafting take in the Czech Republic?
A basic residential plan set takes 24–72 hours. Commercial projects with structural calculations require 7–14 business days. Utility-scale projects with full medium-voltage studies and bankable reports take 3–6 weeks. Software-generated drafts are often same-day.
Where this fits
This article is part of SurgePV's Solar Design hub, which works through the topic from first principles to the decisions a project team actually has to make.
