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Socket & See CB400 Non-Trip Installation Testing Calibration Checkbox

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£299.94 £249.95
Lead Time: 1-6 Days Free UK Delivery* Delivery Options

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Socket & See’s CB400 Non-Trip Installation Testing Calibration Checkbox checks installation equipment to current wiring regulations ensuring you are testing under the correct standards and your certification is correct. It is designed to work with all leading makes of Loop, Insulation/Continuity and RCD Testers (both multifunction and single operation)

Performing calibration checks on your own equipment ensures accuracy and that the instrument is working correctly, the CB400 offers compliance to - BS EN 61557 Test Instrument Requirements.

Socket & See’s CB400 calibration checkbox checks six insulation levels, five continuity levels (Plus checks installation testing correct output), five RCD levels, and three loop check levels.

The unit is built inside a tough drop-proof watertight case so it can be used on site and transported easily.

Key Features

  • Tough drop-proof watertight case
  • Keep your instrument accurate and testing to regulations
  • Reduce calibration costs
  • Non-Trip RCD testing method
  • Null facility to remove lead resistance

What’s Included?

  • Socket & See CB40
  • IECP UKA 13A Plug to IEC Female Connector
  • Pair of 4mm Test Leads
  • Calibration Certificate
Part CodeSOC/CB400

Socket & See CB400 Non-Trip Installation Testing Calibration Checkbox Technical Specifications 

Function Check Values Accuracy Rating
Insulation Test 0.25MΩ 1% Up to 1000V
0.5MΩ 1% Up to 1000V
1.0MΩ 1% Up to 1000V
2.0MΩ 1% Up to 1000V
10MΩ 1% Up to 1000V
200MΩ 2% Up to 1000V
Output Voltage 3 Bands 250V @ 0.25 N/A
500V @ 0.5
1000V @ 1.0
Continuity Test NULL 1%±20MΩ Current Rating 1A
0.5Ω 1%±20MΩ Current Rating 1A
1.0Ω 1%±20MΩ Current Rating 1A
2.0Ω 1%±20MΩ Current Rating 1A
100Ω 1% Current Rating 250mA
2000Ω 1% Current Rating 25mA
Loop Test Local N/A

Current Rating 25A (Pulsed) 10ms pulses 

Additional 1Ω 1%±20MΩ
Additional 100Ω 1%
RCD Test 30mA (x1) 5% 30mA AC Type
30mA (x5) 5% 30mA AC Type
30mA (x1/2) 5% 30mA AC Type
100mA (x1) 5% 100mA AC Type
100mA (x1/2) 5% 30mA AC Type and ACS Type
Current Break Time  38ms ± N/A N/A
LED for Current Accuracy >200mA @2Ω 1%
Case Size 328 x 230 x 125mm
Safety Complies with IEC EN 61010
Weight 2.42kg
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