Name: EKL17-40(H) Bi-directional RCBO
Brand: ETEK
SKU: 01998
Rating: 4.1 (1049 reviews)

Product Profile

Product Introduction

The EKL17(H)-40 is a 1P+N 18mm RCBO for the UK market, featuring Type A & Type AC residual current protection, 40A rating, and adjustable sensitivity (10mA/30mA/100mA/300mA) with 10kA breaking capacity. Its bi-directional wiring suits solar PV, EV chargers, and seamless replacement of existing 1P+N RCBOs,UKCA/CE BS/EN 61009-1 standards for guaranteed safety,compliant with UK 18th Edition Wiring Regulations (BS 7671:2018)

Why Choose Our Bi-Directional RCBO

1.Expertise & Global Certifications
ETEK Electric is a leading Chinese manufacturer specializing in MCBs, RCBOs, AFDDs, RCCBs, and SPDs. We hold ISO9001 (Quality), ISO14001 (Environment), and ISO45001 (Safety) certifications. Our products are 100% export-oriented, compliant with IEC standards and RoHS directives, and certified with CB, CE, and UKCA for global markets.
2.Over a Decade of OEM Experience in the UK
With over 10 years of OEM experience in the UK, we supply Consumer Units and components (MCBs, RCBOs, AFDDs, etc.) tailored to British standards like BS 7671 (18th Edition) and BS EN 61009-1. Our products are designed for seamless integration into UK electrical systems.
3.Rigorous Quality Control & Award-Winning Excellence

100% factory testing ensures defect-free delivery.
Awarded “Zhejiang Export Famous Brand” for premium quality.
Custom solutions (e.g., 18mm slim RCBOs, Type A protection) for UK preferences.

4.One-Stop Electrical Protection Solutions

Full product range includes:

MCBs: Type B/C/D (BS EN 60898-1).
RCBOs: Type A/AC, bi-directional (e.g., EKL17(H)-40 for solar/EV).
AFDDs: Arc fault detection (BS EN 62606).
SPDs: Surge protection (BS EN 61643-11).
Consumer unit:BS EN 61439-3

— Your Trusted Electrical Protection Partner for the UK Market

Model Preparation Meaning

EKL17(H)-40 Bi-directional RCBO Model Preparation Meaning
EK	L17	40	BD	1N	B	06	30	A
①	②	③	④	⑤	⑥	⑦	⑧	⑨
Code	Meaning
①	ETEK ELECTRIC
②	Design No. the 17th RCBO,EKL17:6kA,EKL17H:10kA
③	Frame Current
④	BD:Bi-Directional wiring, Blank: Form bottom incoming line wiring
⑤	1N:1P+N
⑥	Curve:B:B Curve,C:C Curve
⑦	Rated Current:06:6A,10:10A,16:16A,25:25A,32:32A,40:40A
⑧	Sensitivity Current:10:10mA,30:30mA,100:100mA.300:300mA
⑨	Type: A:typeA, Blank:Type AC

Model Section Table

RCBO EKL17-40 6kA
Poles	Curve	Type	Sensitivity	Rated current(A)	Ref No.
Poles	Curve	Type	Sensitivity	Rated current(A)	Form bottom incoming line	Bi-Directional incoming line
	B	A	30mA	6A	EKL17-40-1NB0630A	EKL17-40BD-1NB0630A
				10A	EKL17-40-1NB1030A	EKL17-40BD-1NB1030A
				16A	EKL17-40-1NB1630A	EKL17-40BD-1NB1630A
				20A	EKL17-40-1NB2030A	EKL17-40BD-1NB2030A
				25A	EKL17-40-1NB2530A	EKL17-40BD-1NB2530A
				32A	EKL17-40-1NB3230A	EKL17-40BD-1NB3230A
				40A	EKL17-40-1NB4030A	EKL17-40BD-1NB4030A
	C			6A	EKL17-40-1NC0630A	EKL17-40BD-1NC0630A
				10A	EKL17-40-1NC1030A	EKL17-40BD-1NC1030A
				16A	EKL17-40-1NC1630A	EKL17-40BD-1NC1630A
				20A	EKL17-40-1NC2030A	EKL17-40BD-1NC2030A
				25A	EKL17-40-1NC2530A	EKL17-40BD-1NC2530A
				32A	EKL17-40-1NC3230A	EKL17-40BD-1NC3230A
				40A	EKL17-40-1NC4030A	EKL17-40BD-1NC4030A

RCBO EKL17H-40 10kA
Poles	Curve	Type	Sensitivity	Rated current(A)	Ref No.
Poles	Curve	Type	Sensitivity	Rated current(A)	Form bottom incoming line	Bi-Directional incoming line
	B	A	30mA	6A	EKL17H-40-1NB0630A	EKL17H-40BD-1NB0630A
				10A	EKL17H-40-1NB1030A	EKL17H-40BD-1NB1030A
				16A	EKL17H-40-1NB1630A	EKL17H-40BD-1NB1630A
				20A	EKL17H-40-1NB2030A	EKL17H-40BD-1NB2030A
				25A	EKL17H-40-1NB2530A	EKL17H-40BD-1NB2530A
				32A	EKL17H-40-1NB3230A	EKL17H-40BD-1NB3230A
				40A	EKL17H-40-1NB4030A	EKL17H-40BD-1NB4030A
	C			6A	EKL17H-40-1NC0630A	EKL17H-40BD-1NC0630A
				10A	EKL17H-40-1NC1030A	EKL17H-40BD-1NC1030A
				16A	EKL17H-40-1NC1630A	EKL17H-40BD-1NC1630A
				20A	EKL17H-40-1NC2030A	EKL17H-40BD-1NC2030A
				25A	EKL17H-40-1NC2530A	EKL17H-40BD-1NC2530A
				32A	EKL17H-40-1NC3230A	EKL17H-40BD-1NC3230A
				40A	EKL17H-40-1NC4030A	EKL17H-40BD-1NC4030A

Technical Data

Standard	IEC/EN61009-1
Protection	Ground fault, Overcurrent and short circuit, Over-voltage(selectable)
Type of trip	Ground fault : Electronic
Type of trip	Overload and short circuit :Thermo-magnetic
Type of protection (electric leakage)	AC,A
No.of poles	1P+N 1module , N line with disconnected
Rated currents (In)	6,10,16,20,25,32,40A
Rated sensitivity currents I△n	10,30,100,300mA
Residual current off-time under I△n	≤ 0.1s
Rated residual making and breaking capacity(I△m)	500A(In≤50A)
Rated voltage (Ue)	230/240V~
Rated frequency	50/60Hz
Rated breaking capacity	6,000A,10000A
Energy Limiting Class	3
Rated impulse withstand voltage(1.2/50) Uimp	4,000V
Dielectric test voltage at Ind. Freq. for 1 min	2kV
Thermal release characteristic	(1.13-1.45) x In
Magnetic release characteristic	B:(3-5) x In, C:(5-10) x In
Electrical life	4,000 Cycles
Mechanical life	10,000 Cycles
Contact position indicator	Yes
Protection degree	IP20
Ambient temperature	-25℃ to +40℃, Max.95% humidity
Terminal connection type	Cable/Pin-type busbar
Max.terminal size for cable	L(in):25mm² , N/L(out) :16mm²
Max.tightening torque	L(in):2.5N.m , N/L(out):2N.m
Installation	Mounting on 35mm DIN rail
Connection	Bi-Directional