| CP – Modular and compact switchgear | C310 – DC bi-directional switching | |
| Series | CP series | C310K, C310A, C310S |
| Type of voltage | DC (bi-directional), AC (f < 60 Hz) | DC bidirectional, AC (f ≤ 60 Hz) |
| 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 | C310K: 1,000 V @ PD3 / 1,500 V @ PD2
C310A: 1,000 V C310S: 60 V @ PD3 |
| Rated insulation voltage UNm | 3,000 V or 4,800V | |
| Rated impulse withstand voltage UNi | 15 kV or 30 kV | |
| Pollution degreeOvervoltage category |
PD3 OV3 | PD2 or PD3, see Ue and Ui OV3 |
| Conv. thermal current Ith | 600A, 1,200A or 2,000A | 500A @ 40° C 300 A @ 70° C 150 A @ 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 | Standard: 12...24 V DC (operating range 9.5...36 V DC) / 48 V DC (operating range 33.6...60 V DC) Bistable: 24 / 48 V DC |
| 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 | 2 million op. cycles (std. magnetic drive) 100,000 op. cycles (latch magnetic drive) (Replace auxiliary switch after 1,000,000 switching cycles) |
| Vibration / Shock (IEC 61373) | Category 1, class B | |
| Mounting orientation |
Horizontal, vertical (do not mount upside down) | horizontal, vertical (do not mount upside down) |
| IP rating (IEC 60529) | IP00 | |
| Temperature range | –40 °C ... +70 °C | -40° C ... +85° C |
| Storage temperature | –40 °C ... +85 °C | |
| Weight | Series-specific |
