Kraus & Naimer C32 A200/TRA301 On-Off Cam Switch, 1-Pole, 50 A, in Enclosure (KE03)

Kraus & Naimer C32 A200/TRA301 On-Off Cam Switch, 1-Pole, 50 A, in Enclosure (KE03)

Kraus & Naimer C32 A200/TRA301 is a 1-pole, 50 An on-off cam switch. The switch has positions 0-1, a switching angle of 60° and 1 level. It is supplied as an enclosed (TRA) version in a KE03 enclosure (IP65) with an I handle. Front plate code F070; size type S1. Rated insulation voltage is 690 V (AC 50/60 Hz) and rated impulse withstand voltage is 6 kV. AC-21A rated operational current is 40 A over 20–690 V. Maximum fuse rating gG 63 A; rated short-time withstand current 800 A (1 s); power loss per pole 1.3 W. The terminals accept stranded conductors up to 2 x 10 mm²; tightening torque is 2.2 Nm (19.5 lb-in); operating temperature is -25…+60 °C. It is used to switch a circuit on and off manually.

Size TypeS1
Number of Poles1P
SeriesC32
Function CodeA200
Switch FunctionAç-Kapa (0-1)
Switch Positions0-1
Number of Positions2
Switching Angle60° °
Number of Levels1
Front Plate CodeF070
Rated Current50 A
Conventional Free Air Thermal Current (Ith)50 A
Ambient temperature for rated current55 °C (24 hours, tepe 60 °C)
Conventional Enclosed Thermal Current (Ithe)50 A
Rated Insulation Voltage (Ui)690 V (AC 50/60 Hz)
Rated Impulse Withstand Voltage (Uimp)6 kV
Overvoltage categoryIII
Pollution Degree3
Rated Operational Current AC-15 (Ie)220–240 V: 16 A; 380–440 V: 7 A
Rated Operational Current AC-20A (Ie)690 V: 50 A
Rated Operational Current AC-21A (Ie)20–690 V: 40 A
Rated Operational Current AC-22A (Ie)220–500 V: 40 A; 660–690 V: 40 A
Rated Operational Power AC-2 (Pe)3-phase: 220–240 V 10 kW; 380–440 V 18.5 kW; 500 V 22 kW; 660–690 V 22 kW
Rated Operational Power AC-3 (Pe)3-phase: 220–240 V 7.5 kW; 380–440 V 15 kW; 500 V 15 kW; 660–690 V 15 kW. 1-phase: 110–120 V 2.5 kW; 220–240 V 5.5 kW; 380–440 V 7.5 kW
Rated Operational Power AC-4 (Pe)3-phase: 220–240 V 3.7 kW; 380–440 V 6 kW; 500 V 6 kW; 660–690 V 6 kW. 1-phase: 110–120 V 1.1 kW; 220–240 V 2.2 kW; 380–440 V 3.7 kW
Rated Operational Power AC-23A (Pe)3-phase: 220–240 V 11 kW; 380–440 V 22 kW; 500 V 30 kW; 660–690 V 22 kW. 1-phase: 110–120 V 2.5 kW; 220–240 V 5.5 kW; 380–440 V 11 kW
Maximum Fuse CurrentgG 63 A
Rated Short-Time Withstand Current (Icw)800 A (1 s)
Breaking Capacity220–240 V: 380 A; 380–440 V: 360 A; 660–690 V: 270 A
Power Loss per Pole1.3 W
Solid Conductor Cable Cross-Section1–10 mm2
Stranded Conductor Cable Cross-Section2x10 mm2
Flexible Conductor Cross-Section1.5–6 mm2
Conductor Cross-Section with Ferrule1–6 mm2
Cable section (AWG/MCM)AWG 8
Conductor MaterialCopper only (individual strands may be tinned or silver-plated; conductor ends must not be soldered)
Tightening Torque2.2 Nm (19.5 lb-in)
Recommended Screw DriverPozidriv/Phillips PH2; slotted 1.2 x 8 mm (DIN 5264)
Contact TypeRigid bridging link
Contact MaterialSilver

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