C310 – DC bi-directional switchingCT – AC and bi-directional DC power contactor
C310 – DC bi-directional switchingContactorsRequest
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CT – AC and bi-directional DC power contactorContactorsRequest
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Series C310K, C310A, C310S CT
Type of voltage DC bidirectional, AC (f ≤ 60 Hz) DC (bidirectional), AC (f < 60 Hz)
Main contacts, configuration 1 NO 1 x SPST-NO or 2 x SPST-NO
Rated operating voltage Ue C310K: 1,000 V @ PD3 / 1,500 V @ PD2
C310A: 1,000 V
C310S: 60 V @ PD3
1,800 V or 3,600 V
Rated insulation voltage Ui 1,000 V @ PD3
1,500 V @ PD2
Pollution degree
Overvoltage category
PD2 or PD3, see Ue and Ui
OV3
PD3 / OV3
Rated impulse withstand voltage Uimp 10 kV
Conv. thermal current Ith 500A @ 40° C
300 A @ 70° C
150 A @ 70° C
400A, 800A oder 1,100A
Rated short-time withstand current Icw 3,000 A @ t = 1  s
Breaking capacity C310K/: 30 operations @ Lmax = 0.25 mH, Ue = 1,000 V, Ie = 500 A
C310A/: 60 operations @ Lmax = 0.25 mH, Ue = 750 V, Ie = 500 A
C310S/: 60 operations @ L/R = 0.1 ms, Ue = 60 V, Ie = 2,000 A
Auxiliary switches 2x SPDT max. with mirror contact function, single-break
Snap-action switches S880: AC-15: 230 VAC/1.0 A; DC-13: 60 VDC/0.5 A
Coil voltage Us 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
24, 36, 72, 110 V DC
Mounting orientation horizontal, vertical
(do not mount upside down)
horizontal / vertical
Temperature range -40° C ... +85° C -40 °C ... +70 °C
Mechanical endurance 2 million op. cycles (std. magnetic drive)
100,000 op. cycles (latch magnetic drive)
(Replace auxiliary switch after 1,000,000 switching cycles)
series-specific: 300.000 min. / 2.000.000 max. operating cycles