BG ELECTRICAL CUSPDT21-B Type 2 Single Phase Surge Arrester Main Switch Consumer Unit with SPD Instruction Manual

: June 11, 2024
: BG Electrical

Table of Contents

BG ELECTRICAL CUSPDT21-B Type 2 Single Phase Surge Arrester Main Switch
Fortress Circuit Protection Type 2 Single Phase Surge Arrester
Installation Notes for Guidance
Product Specifications
Product Usage Instructions
Product Installation notes for guidance
Specifications
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BG ELECTRICAL CUSPDT21-B Type 2 Single Phase Surge Arrester Main Switch

Consumer Unit with SPD

Fortress Circuit Protection Type 2 Single Phase Surge Arrester

The Fortress Circuit Protection Type 2 Single Phase Surge Arrester is a device that protects your electrical equipment from voltage spikes, surges, and transients that may occur in your electrical system. It is fully compliant with BSEN61643, BSEN62305,and the latest requirements of the 18th Edition Wiring Regulations BS7671.

The Part NO. for this product is CUSPDT21/B.

Installation Notes for Guidance

The cable connecting length should be a maximum of 500mm or shorter if possible.
Connect to a 32amp MCB b or c curve.
Neutral connection to neutral bar.
Earth connection to earth bar.
These SPD’s are connected in parallel not series so can be used on any rating of current.
When carrying out an insulation test, remove earth cable to device, or remove module, or do test at reduced voltage 250V DC max. Failure to abide by this advice may damage the arrester.
Please note these devices are earth leakage free and may be connected before or after rcd’s, rcbo’s etc.
These surge arresters are ideal for domestic installations.
You only need one arreater per board and all your outgoing circuits on that board will be protected.
CUSPDT21 can be used on TNS, PME, TT systems.

Product Specifications

Response time: <1.5kV
Torque: L- N 20kA N-PE 20kA L- N 40kA N-PE 40kA
Dimensions: DIN rail mountable
Degree of protection
Recommended backup MCB/fuse
Terminal capacity
Visual indication of status: IEC61643-11 EN61643-11
275V

Product Usage Instructions

The Fortress Circuit Protection Type 2 Single Phase Surge
Arrester is easy to install. Just follow the below instructions:

Connect the device to a 32amp MCB b or c curve.
Connect the neutral wire to the neutral bar.
Connect the earth wire to the earth bar.
Ensure that the cable connecting length is a maximum of 500mm or shorter if possible.
Make sure that these SPD’s are connected in parallel, not in series, so they can be used on any rating of current.
If carrying out an insulation test, remove the earth cable to device, or remove the module, or do the test at reduced voltage 250V DC max. Failure to abide by this advice may damage the arrester.
These devices are earth leakage free and may be connected before or after rcd’s, rcbo’s etc.
These surge arresters are ideal for domestic installations.
You only need one arreater per board, and all your outgoing circuits on that board will be protected.
CUSPDT21 can be used on TNS, PME, TT systems.

Fully Compliant to BSEN61643, BSEN62305 and the latest requirements of the 18th Edition Wiring Regulations BS7671

Product Installation notes for guidance

Cable Size 1.5mm² min. – 6mm² max.
Cable connecting length max. 500mm / shorter if possible
Connect to 32amp MCB b or c curve
Neutral connection to neutral bar
Earth connection to earth bar
These SPD’s are connected in parallel not series so can be used on any rating of current
When carrying out insulation test, remove earth cable to device, or remove module, or do test at reduced voltage 250V DC max. Failure to abide by this advice may damage the arrester
Please note these devices are earth leakage free and may be connected before or after rcd’s, rcbo’s etc
These surge arresters are ideal for domestic installations
You only need one arreater per board and all your outgoing circuits on that board will be protected
CUSPDT21 can be used on TNS, PME, TT systems
This surge arrester is easy to install, just connect it in parallel to your board, see the diagram below

Specifications

SPD According to	IEC61643-11 EN61643-11
Maximum continuous operatmg voltage UCV	275V
VoItage protection level up 3kA(8/20us)kA	< 1.5kV
Nominal discharge current in (8/20µs)kA	L- N 20kA N-PE 20kA
Max.discharge current lmax(8/20µs)kA	L- N 40kA N-PE 40kA
Response time	L- N <25ns N-PE<100ns
Torque	PE:2.0Nm L&N:1.2Nm
Dimensions	W18mm x H81mm x D88mm
Degree of protection	lP20
Recommended backup MCB/fuse	32A
Terminal capacity	1.5-6mm²
Visual indication of status	Green; 0k

Red; Replace Module

DIN rail mountable| Yes

Batch Code Explanation
yyWxx: Manufacturing date code; year of manufacturing (y) and week of manufacturing (Wxx)

Address/Helpline

Luceco PLC
Stafford Park 1
Telford TF3 3BD
ENGLAND

If you have further technical assistance you can get in touch with our
Technical Helpline on:
+44 (0)3300 249 279
technical.support@bgelectrical.co.uk

Environmental Protection

This symbol is known as the “Crossed-out Wheelie Bin Symbol”. When this symbol is marked on a product or battery. It means that it should not be disposed of with your general household waste. Some chemicals contained within
electrical/electronic products or batteries can be harmful to health and the environment. Only dispose of electrical/electron-ic/battery items in separate collection schemes, which cater for the recovery and recycling of materials contained within. Your co-operation is vital to ensure the success of these schemes and for the protection of the environment.