Class A, residual current breaker with integral overcurrent protection. Suitable for use in TN-S, TN-C-S and TT network systems. Designed and tested for use with Lewden branded distribution boards. Double pole switching for complete isolation in the event of a fault. Switched neutral pole significantly reduces the commissioning test time. Single module 18mm width, fully interchangeable with Lewden unswitched neutral RCBOs, AFDD RCBOs, and single pole MCBs.

Brand Name	Lewden
Colour	None
Material	None
Manufacturer Model No	RCBO-B40/30/1PNAB
Wear Type	None
Type	Type A RCD
Certifications Met	None
Country of Origin	None
Protects From	None
Waterproof	None
Number of Pockets	None
Breaking Capacity (Inc)	6 kA
CSU Device	RCBOs
Curve Type	B Curve
Earth Leakage Sensitivity (IDn)	30 mA
Incomer Fitting Type	DIN Rail Mounted
Manufacturer Guarantee	1 Year Guarantee
No. of Phases	Single-Phase
Number of Poles	1P+N
Pack Size	1
Pieces in Pack/Case	1
Product Type	Bidirectional Residual Current Circuit Breaker
RCD Type	Type A
Rated Impulse Withstand Voltage (Uimp)	4 kV
Rated Operational Current (In)	40 A
Rated Operational Voltage (Ue)	230 V
Suitable Cable Size	1-16 mm ²
z1 - UK Manufacturer Name	Lewden Ltd
z2 - UK Manufacturer Postal Address	Unit 4 Bradbury Drive, Braintree, Essex, CM7 2SD
z3 - UK Manufacturer Electronic Address	https://www.lewden.com/sales-support
z4 - EU Manufacturer Name	Palazzoli SPpa
z5 - EU Manufacturer Postal Address	Palazzoli 31, Brescia, 25128, Italy
z6 - EU Manufacturer Electronic Address	https://www.lewden.com/sales-support