CB E1 24DC/8A S-R P - Electronic circuit breaker

Electronic circuit breaker, 1-pos., active current limitation, status output and reset input, plug for base element.

This product needs further products for operation. Mandatory Accessories

Product Details

Type Male
Product type Device circuit breakers
Product family CB E
Number of positions 1
No. of channels 1
Insulation characteristics
Degree of pollution 2

No. of channels 1
Maximum load current 8 A
Maximum current with single arrangement 8 A
Operating voltage 24 V DC
18 V DC ... 30 V DC
Nominal current IN 8 A
Rated insulation voltage Ui 30 V (Load circuit)
Rated surge voltage 0.5 kV
Tripping method E (electronic)
Required backup fuse not required, integrated failsafe element
Dielectric strength max. 30 V DC (Load circuit)
Active current limitation typ. 1.25 x IN
Fuse electronic
Closed circuit current I0 typ. 8 mA (When switched on)
typ. 11 mA (With status output)
Power dissipation 1.06 W (Nominal operation)
Temperature derating 7.2 A (at 50 °C)
MTBF (IEC 61709, SN 29500) 7200000 h (at 25 °C with 80 % load)
6330000 h (at 40 °C with 80 % load)
Voltage drop 100 mV (at IN)
Fail-safe element 15 A DC
Load circuit
Shutdown time 100 ms (see time/current characteristic curve)
Undervoltage switch-off < 14 V (typ. OFF)
> 17 V (typ. ON)
Max. capacitive load 20000 µF
Auxiliary contact
Type of contact Positive-switching signal output
Input voltage range 7 V DC ... 30 V DC (Reset with falling edge)
Current consumption typ. 2.6 mA (at 24 V DC)
Pulse length min. 20 ms
Voltage < 3 V DC (Low state)
> 8 V DC (High state)
Status output
Output voltage 24 V DC
Output current max. 0.2 A (Short-circuit-proof)

Maximum load current 8 A
Connection method pluggable

Width 12.3 mm
Height 45 mm
Depth 52 mm

Color gray
Flammability rating according to UL 94 V-0

Ambient conditions
Degree of protection IP30 (Actuation area)
Ambient temperature (operation) -25 °C ... 50 °C
Ambient temperature (storage/transport) -40 °C ... 70 °C
Humidity test 96 h, 95 % RH, 40 °C
Vibration (operation) 3g (according to IEC 60068-2-6, Test Fc)

UL approval
Identification UL Listed UL 508
UL Recognized UL 2367
Shipbuilding approval
Identification DNV GL

Standards/specifications EN 61000-6-3
Standards/specifications EN 61000-6-2

Mounting type on base element

Item number 2800913
Packing unit 1 pc
Minimum order quantity 1 pc
Sales Key C09
Product Key CLA134
Catalog Page Page 383 (C-4-2019)
GTIN 4046356691000
Weight per Piece (including packing) 36.4 g
Weight per Piece (excluding packing) 36.4 g
Customs tariff number 85362010
Country of origin DE


ECLASS-9.0 27141116
ECLASS-10.0.1 27140401
ECLASS-11.0 27140401
ECLASS-12.0 27140401


ETIM 8.0 EC003538


UNSPSC 21.0 39121400

UL Recognized

Approval ID: FILE E 317172


Approval ID: TAE00003KA

UL Listed

Approval ID: FILE E 140324

cUL Listed

Approval ID: FILE E 140324

cULus Listed

REACh SVHC Lead 7439-92-1
China RoHS Environmentally Friendly Use Period = 25;
For information on hazardous substances, refer to the manufacturer’s declaration available under “Downloads”

Compatible Products

Your advantages

Individually adjustable with protective plugs
Protective plug with fixed nominal current value as protection against unintentional changes
Active current limitation to improve the capacity of the upstream power supply
Remote reconnection with the reset function
Increased system transparency with integrated remote message function