CableCalc BS7671 logo

CableCalc BS7671

by Castline Systems · Since N/A
No reviews yet
ActiveAvailable globally
Quick facts
VendorCastline Systems
Year launchedN/A
StatusActive
LocationFriday Street, Rusper, Horsham, RH1 2 4QA, GB
Countries servedGlobal
Languages6
Integrations4+
Free tier
Free trial
Contact salesYES

About CableCalc BS7671

CableCalc BS7671 is a cable calculation software from Castline Systems designed for electrical engineers and contractors. It combines cable size calculations for single and three-phase systems, distribution board schedule creation, and detailed schematic diagram generation so users can ensure compliance with the latest standards. The software supports the 18th Edition of the IET Wiring Regulations, making it a reliable tool for modern electrical installations. Users benefit from features such as CABLECALC, FORMFILL, and LICENSES, which facilitate supply details, circuit types, load assessments, and more. Key capabilities: Cable Selection Supply Details Formfill Load Calculation Schematic Generation Best for: electrical professionals that need accurate cable sizing and compliance documentation.

CableCalc BS7671 is a focused cable-sizing and distribution-board design tool built to help electricians, contractors and consulting engineers perform BS 7671-compliant calculations quickly and produce professional documentation. The product comes in tiered editions (Level 1–4) that scale from simple on-site calculators to a full-featured designer capable of unlimited distribution boards, detailed single-line schematics, manufacturer protective-device libraries and aluminium cable support. It’s explicitly aimed at UK wiring-regulation workflows — voltage drop, Zs/disconnection time, fault current and earth fault checks are all core outputs — and is widely listed on software directories used by electrical professionals. The user interface is practical and workflow-driven rather than flashy: entry forms guide you through radial, ring and three-phase calculations, while higher levels expose drag-and-drop distribution-board building and schedule generation. For field use there’s also an iPad app variant that mirrors the core calculators and produces PDF printouts, making on-site sign-off and client reports straightforward. Reviewers on product directories praise the clear stepwise inputs and the ability to save project defaults to speed repeated tasks — a helpful touch when moving between similar jobs.

Pros & Cons

What users like
  • +Aligned with the latest electrical wiring regulations.
  • +Offers different versions for various project needs.
  • +Allows for customization with a company logo.
  • +Provides both subscription and one-time purchase options.
  • +Available on both Windows and Mac OS platforms.
What users flag
  • Higher-level versions can be very expensive.
  • Additional users require an additional license purchase.
  • iPad app must be purchased separately.
  • One-time purchase only includes one year of upgrades.
  • No mention of a free trial in the provided text.

Features

Key features

Latest Regulation Alignment
The software is fully compliant with the latest BS7671:2018+A2:2022 IET Wiring Regulations.
Customization
Users can personalize calculation printouts with a company logo for a professional touch.
Tiered Pricing and Features
Four distinct levels of the software are available, from simple to expansive projects.
Multi-platform Support
It is compatible with both Windows and Mac OS, with a dedicated app for iPad.
PDF Export
Detailed calculation printouts can be exported as a PDF for easy sharing and documentation.
Comprehensive Cable Database
It includes a full database of copper cables and protective devices for accurate calculations.

Additional features

Three-phase calculations
Performs calculations for three-phase electrical systems.
Full range of cables
Supports a variety of cable types, including PVC, XLPE, and LSF.
Lighting Circuit calculations
Performs calculations for lighting circuits.
Sub main circuit calculations
Performs calculations for sub main circuits.
star delta motor calculations
Performs calculations for star delta motor circuits.
DOL Motor calculations
Performs calculations for DOL (Direct-on-Line) motor circuits.
Project Design
Allows for project design up to 5 distribution boards (Level 2) and up to 20 distribution boards (Level 3).
Circuit Details Print-out
Generates a detailed printout of circuit information.
Design schedule print-outs
Creates printouts of design schedules.
Device discrimination graphs
Displays graphs to check for device discrimination.
Single line diagrams
Generates single-line diagrams of the electrical system.
Manufacturer protective devices
Includes a database of protective devices from various manufacturers.
User defined protective devices
Allows users to define their own protective devices.
DB schematic diagrams
Creates schematic diagrams for distribution boards.
Distribution board diagrams
Creates diagrams of distribution boards.
Aluminium Cables
Supports calculations for aluminum cables.
Unlimited distribution boards
Allows for unlimited distribution boards (Level 4).
iPad app
A separate app for iPad to perform on-site calculations.
iPad app features
The iPad app can check for voltage drop, disconnection time, and fault current.
PDF output
The iPad app produces PDF-formatted calculation printouts.

Pricing

Free trial
Free version
Request a quote
Promo Offer

Countries & Languages

Global
Countries served
6
Interface languages
3
Billing currencies

Interface languages

EnglishSpanishFrenchGermanItalianPortuguese

Billing currencies

🇺🇸USD🇪🇺EUR🇬🇧GBP

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