ElectroCalc

cwad solutions

About this app

ElectroCalc is the professional app for construction electricians in Romania. All the tools you need on the jobsite, in one app.

── TECHNICAL CALCULATORS I7-2011 ──

12 calculators according to the I7-2011 standard:

• Complete Circuit — consumer selection, total power, MCB and DDR recommendation
• Conductor Section — permissible current, temperature correction factors and grouping (Annex 5.10/5.13)
• Automatic Fuses — MCB sizing with curves B, C, D according to SR EN 60898
• Voltage Drop — single/three-phase calculation, minimum section, cos φ presets
• Circuit Impedance — resistance, reactance, short-circuit current (Ik)
• Absorbed Power — single/three-phase, utilization coefficients, P/Q/S powers
• Panel Sizing — circuits, simultaneity, RCD, DIN modules, 20% reserve
• AC Circuit — RL/RC/RLC combinations, three-phase power
• Electric Motor — In, Ip, MCB curve D, thermal relay, power cable (I7 chap. 4.3.6)
• Power Factor Compensation — reactive power Qc, capacitor capacity
• PE conductor — minimum cross-section, thermal verification, equipotential bonding (SR HD 60364-5-54)

── FIELD ESTIMATES ──

Quickly count the appliances in any type of space (living room, bedroom, kitchen, bathroom, office, garage, basement and 25 other types). 55 types of appliances: sockets, switches, lighting, low currents, automation, electrical panel.

• Automatic price spreader (labor + materials) per device
• Automatic travel cost calculation via OpenStreetMap
• Direct export to quote with a single tap
• Filter estimates by status: draft, sent, accepted, completed

── PROFESSIONAL QUOTES WITH AI ──

7-step wizard that generates professional PDF with company data, unit price, labor and materials subtotals, VAT, comments and payment terms. Powered by Google Gemini AI for calculation refinement and price suggestions.

• Catalog of 190+ items with updated prices
• Automatically calculated site distance (OpenStreetMap + OSRM)
• Downloadable, shareable PDF directly from the app

── INTEGRATED INVOICING ──

Issue invoices directly from accepted quotes through integration with the 2invoice.ro platform. Automatic customer creation, invoice PDF download, payment markup or cancellation — all without leaving the app.

── CUSTOMER MANAGEMENT ──

Organize customers by status (active, favorite, inactive, bad payer), filter quickly, track the history of offers and estimates per customer.

── SECURITY AND BACKUP ──

• Lock with PIN, fingerprint or facial recognition
• Automatic lock when switching to the background
• Automatic encrypted backup to Google Drive after each change
• Full restore with one tap

── WHO IS IT FOR ──

Created by an electrician for electricians. Ideal for:
- ANRE authorized electricians (grade I, II, IIa, III)
- Master electricians and construction contractors
- PFA and SRL in the electrical field

All calculations are in accordance with the I7-2011 norm — the Romanian standard for electrical installations in buildings.

What’s new

• Prețuri complete în previzualizare și PDF — toate prețurile apar corect în exportul PDF al estimării
• Compatibilitate extinsă — aplicația rulează acum pe Android 5.0+ (anterior Android 7.0+), inclusiv pe telefoane fără senzor de amprentă