Acti 9 NG125 - 18624

Miniature Circuit Breaker

NG125 - circuit breaker - NG125N - 2P - 25A - C curve

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Main
range of product	NG125
range	Acti 9
product name	Acti 9 NG125
product or component type	Miniature circuit-breaker
device short name	NG125N
device application	Distribution
poles description	2P
number of protected poles	2
[In] rated current	25 A at 40 °C
network type	AC DC
trip unit technology	Thermal-magnetic
curve code	C
breaking capacity	10 kA Icu conforming to EN/IEC 60947-2 - 500 V AC 50/60 Hz 20 kA Icu conforming to EN/IEC 60947-2 - 440 V AC 50/60 Hz 25 kA Icu conforming to EN/IEC 60947-2 - 380...415 V AC 50/60 Hz 50 kA Icu conforming to EN/IEC 60947-2 - 220...240 V AC 50/60 Hz 20 kA Icu conforming to EN/IEC 60947-2 - <= 250 V DC
utilisation category	Category A conforming to IEC 60947-2
suitability for isolation	Yes conforming to IEC 60947-2

Complementary
network frequency	50/60 Hz
[Ue] rated operational voltage	<= 250 V DC 220...240 V AC 50/60 Hz 380...415 V AC 50/60 Hz 440 V AC 50/60 Hz 500 V AC 50/60 Hz
magnetic tripping limit	8 x In
[Ics] rated service breaking capacity	37.5 kA at 75 % of breaking cap. conforming to EN/IEC 60947-2 - 220...240 V AC 50/60 Hz 18.75 kA at 75 % of breaking cap. conforming to EN/IEC 60947-2 - 380...415 V AC 50/60 Hz 15 kA at 75 % of breaking cap. conforming to EN/IEC 60947-2 - 440 V AC 50/60 Hz 7.5 kA at 75 % of breaking cap. conforming to EN/IEC 60947-2 - 500 V AC 50/60 Hz 25 kA at 100 % of breaking cap. conforming to EN/IEC 60947-2 - 250 V DC
[Ui] rated insulation voltage	690 V AC 50/60 Hz conforming to EN/IEC 60947-2
[Uimp] rated impulse withstand voltage	8 kV conforming to EN/IEC 60947-2
contact position indicator	Yes
control type	Toggle Manual tripping test
local signalling	ON/OFF indication Trip indicator
mounting mode	Clip-on
mounting support	35 mm symmetrical DIN rail
comb busbar and distribution block compatibility	YES
9 mm pitches	6
height	103 mm
width	54 mm
depth	81 mm
product weight	0.48 kg
mechanical durability	20000 cycles
electrical durability	10000 cycles
provision for padlocking	Padlockable
locking options description	Integrated padlocking
connections - terminals	Tunnel type terminals 1.5...50 mm² rigid Tunnel type terminals 1...35 mm² flexible
wire stripping length	20 mm
tightening torque	3.5 N.m
earth-leakage protection	Separate block

Environment
standards	EN/IEC 60947-2
IP degree of protection	IP20 conforming to IEC 60529
IK degree of protection	IK05 conforming to EN/IEC 62262
pollution degree	3 conforming to IEC 60947-2
overvoltage category	IV
tropicalisation	2 conforming to IEC 60068-1
relative humidity	95 % 55 °C
ambient air temperature for operation	-30...70 °C
ambient air temperature for storage	-40...70 °C

Contractual warranty
Warranty period	18 months

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