Kraus & Naimer C32 A234 7-Step Cam Switch without OFF, 1-Pole, 50 A, 64 x 64 mm Front Plate

Kraus & Naimer C32 A234 7-Step Cam Switch without OFF, 1-Pole, 50 A, 64 x 64 mm Front Plate

Kraus & Naimer C32 A234 is a 1-pole, 50 A step cam switch with 7 steps (1-7) and no OFF position. Technical values: C32 type, size class S1, 64 x 64 mm front plate; thermal current Ith 50 A (55 °C), enclosed thermal current Ithe 50 A; rated insulation voltage Ui 690 V, rated impulse withstand voltage Uimp 6 kV; AC-21A 40 A, AC-22A 40 A, AC-15 380–440 V 7 A; maximum gG 63 A fuse, Icw 800 A (1 s); conductor cross-section: solid 1–10 mm², flexible 1.5–6 mm²; tightening torque 2.2 Nm; 1 pole, 4 levels, 7 steps, positions 1-2-3-4-5-6-7, switching angle 45°. Values are given in accordance with IEC 60947-3 and EN 60947-3. It is used in control and adjustment circuits that need selection between several circuits or steps; none of the 7 positions is an OFF position.

Size TypeS1
Number of Poles1P
Cam Switch Position Count7 Positions
SeriesC32
Function CodeA234
Switch FunctionStepped Without Off (1-2-3-4-5-6-7)
Switch Positions1-2-3-4-5-6-7
Number of Positions7
Switching Angle45° °
Number of Levels4
Front Plate CodeF110
Front Plate Size (A x B)64 x 64 mm
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)

Shipping & assurance

For made-to-order products, the procurement and carrier hand-over time is shared with the quotation.

In rare cases, all or part of an order may be unavailable due to stock or procurement updates. In this case, the customer is informed and the relevant product is cancelled and refunded. A product being open for sale does not guarantee that it is in physical store stock.

Delivery and returns