Description
Main
Range Acti9
product name Acti9 C120
Product or component type Miniature circuit-breaker
Device short name C120N
Device application Distribution
Poles description 1P
Number of protected poles 1
[In] rated current 125 A at 30 °C
network type AC
Trip unit technology Thermal-magnetic
Curve code C
Breaking capacity 3 kA Icu at 380…415 V AC 50/60 Hz IT conforming to EN/IEC 60947-2
20 kA Icu at 130 V AC 50/60 Hz conforming to EN/IEC 60947-2
15 kA Icu at 12 V DC conforming to EN/IEC 60947-2
15 kA Icu at 125 V DC conforming to EN/IEC 60947-2
10 kA Icu at <= 144 V DC conforming to EN/IEC 60947-2
10 kA Icu at 220…240 V AC 50/60 Hz conforming to EN/IEC 60947-2
20 kA Icu at 12 V AC 50/60 Hz conforming to EN/IEC 60947-2
10000 A Icn at 230…400 V AC 50/60 Hz conforming to EN/IEC 60898-1
Suitability for isolation Yes conforming to IEC 60947-2
Standards EN/IEC 60898-1
EN/IEC 60947-2
Product certifications EAC
Complementary
Network frequency 50/60 Hz
[Ue] rated operational voltage 380…415 V AC 50/60 Hz
125 V DC
<= 144 V DC
12 V DC
220…240 V AC 50/60 Hz
230…400 V AC 50/60 Hz
130 V AC 50/60 Hz
12 V AC 50/60 Hz
Magnetic tripping limit 5…10 x In
[Ics] rated service breaking
capacity
15 kA 75 % conforming to EN/IEC 60947-2 – 130 V AC 50/60 Hz
15 kA 100 % conforming to EN/IEC 60947-2 – 125 V DC
2.25 kA 75 % conforming to EN/IEC 60947-2 – 380…415 V AC 50/60 Hz
15 kA 100 % conforming to EN/IEC 60947-2 – 12 V DC
10 kA 100 % conforming to EN/IEC 60947-2 – <= 144 V DC
7.5 kA 75 % conforming to EN/IEC 60947-2 – 220…240 V AC 50/60 Hz
15 kA 75 % conforming to EN/IEC 60947-2 – 12 V AC 50/60 Hz
7500 A 75 % conforming to EN/IEC 60898-1 – 230…400 V AC 50/60 Hz
Limitation class 3 conforming to EN/IEC 60947-2
[Ui] rated insulation voltage 500 V AC 50/60 Hz conforming to EN/IEC 60947-2
[Uimp] rated impulse withstand
voltage
6 kV conforming to EN/IEC 60947-2
Contact position indicator Yes
control type Toggle
Local signalling ON/OFF indication
Mounting mode Clip-on
Mounting support 35 mm symmetrical DIN rail
Comb busbar and distribution
block compatibility
YES
9 mm pitches 3
Height 81 mm
Depth 73 mm
Width 27 mm
Net weight 0.205 kg
Colour White
Mechanical durability 20000 cycles
Electrical durability 5000 cycles conforming to IEC 60947-2
Locking options description Handle sealable with cable diameter 0.7mm in OFF or
Connections – terminals Tunnel type terminals1…50 mm² rigid
Tunnel type terminals1.5…35 mm² flexible
Wire stripping length 15 mm
Tightening torque 3.5 N.m
Earth-leakage protection Without
Environment
IP degree of protection IP20 conforming to IEC 60529
Pollution degree 3 conforming to IEC 60947-2
overvoltage category IV
Tropicalisation 2 conforming to IEC 60068-1
Relative humidity 95 % at 55 °C
Operating altitude 2000 m
Ambient air temperature for
operation
-25…70 °C
Ambient air temperature for
storage
-40…85 °C
