CP – Modular and compact switchgearC300 – DC bi-directional switching
CP – Modular and compact switchgearContactorsRequest
C300 – DC bi-directional switchingContactorsRequest
Series CP series C300-500
Type of voltage DC (bi-directional), AC (f < 60 Hz) DC bi-directional
Main contacts, configuration CP11: 1x, SPST-NO
CP21: 1x, SPST-NC
CP31: 1x, SPDT-DB
1 NO
Nominal voltage Un 1,500 V or 3,000V
Rated operating voltage Ue 1,800 V or 3,600V 1,000 V
Rated insulation voltage UNm 3,000 V or 4,800V
Rated impulse withstand voltage UNi 15 kV or 30 kV
Pollution degree
Overvoltage category
PD2 / PD3
Conv. thermal current Ith 600A, 1,200A or 2,000A 500 A @ 300 mm2, 70° C
Utilization category A2
Rated short-time withstand current Icw 15 kA max., series-specific
Contact material main contacts AgSnO2
Pre-charging contactor CPP series, optional,
CP11xx­20: Integrated, factory mounting
CP11xx­12: Integrated, factory mounting
CP11xx­06: Separate, mounting on customer side
High-voltage discharging contact CPD, optional
Aux. contact 4 max., w/o HV discharging contact
1x S870 (a1), 1x S870 (b0), 2x S826
4x S826
Coil voltage Us 24 / 36...60 / 72...110 V DC
Mono or bistable with integrated PWM module
12 ... 24 V DC
(operating range 10.5 ... 36 V DC)
PWM module, integrated
Coil tolerance –30% ... +25% Us
Coil power consumption Pull-in: 225 W max.@ 250 ms max.
Hold: <10 W
Coil suppression Integrated PWM module
(electronic coil controller with suppressor diode)
Mechanical endurance Coil design monostable: > 1 million operating cycles
Coil design bistable: > 200.000 operating cycles
200,000 operations
Vibration / Shock (IEC 61373) Category 1, class B
Mounting orientation Horizontal, vertical
(do not mount upside down)
horizontal, vertical
IP rating (IEC 60529) IP00
Temperature range –40 °C ... +70 °C -40° C ... +85° C
Storage temperature –40 °C ... +85 °C
Weight Series-specific