Kraus & Naimer C42 A263 5-Step Cam Switch with OFF, 2-Pole, 63 A, 64 x 64 mm Front Plate
- Brand: Kraus & Naimer
- SKU: C42 WAA263
- MPN: C42 WAA263
- Model: 63 A
- Price: 7574.00 TRY + VAT · incl. VAT 9088.80 TRY
- Availability: Made to order
- Standard Step Switches
- Kraus & Naimer Standard Step Switches
- Selection guide: Standard Step Switches Selection Guide
Kraus & Naimer C42 A263 is a 2-pole, 63 A step switch with 5 steps and an OFF position. The switch has positions 0-1-2-3-4-5, a switching angle of 30° and 5 levels. Front plate size 64 x 64 mm; front plate code F003; size type S1. Rated insulation voltage is 690 V (AC 50/60 Hz) and rated impulse withstand voltage is 6 kV (switch), 4 kV (switch disconnector). AC-21A rated operational current is 63 A over 20–690 V; single-phase AC-3 rated power (220–240 V) is 6 kW; AC-23A rated power (220–240 V) is 10 kW. Maximum fuse rating gG 80 A; rated short-time withstand current 1000 A (1 s); power loss per pole 1.7 W. The terminals accept stranded conductors up to 2 x 16 mm²; tightening torque is 3 Nm (26.4 lb-in); operating temperature is -25…+60 °C. It is used to select between several circuit steps; the circuit is open in the 0 position.
| Size Type | S1 |
|---|---|
| Number of Poles | 2P |
| Cam Switch Position Count | 5 Positions |
| Series | C42 |
| Function Code | A263 |
| Switch Function | Stepped With Off (0-1-2-3-4-5) |
| Switch Positions | 0-1-2-3-4-5 |
| Number of Positions | 6 |
| Switching Angle | 30° ° |
| Number of Levels | 5 |
| Front Plate Code | F003 |
| Front Plate Size (A x B) | 64 x 64 mm |
| Rated Current | 63 A |
| Conventional Free Air Thermal Current (Ith) | 63 A |
| Ambient temperature for rated current | 55 °C (24 hours, tepe 60 °C) |
| Conventional Enclosed Thermal Current (Ithe) | 63 A |
| Rated Insulation Voltage (Ui) | 690 V (AC 50/60 Hz) |
| Rated Impulse Withstand Voltage (Uimp) | 6 kV (circuit breaker); 4 kV (switch-disconnector) |
| Overvoltage category | III |
| Pollution Degree | 3 |
| Rated Operational Current AC-15 (Ie) | 220–240 V: 16 A; 380–440 V: 7 A |
| Rated Operational Current AC-20A (Ie) | 690 V: 63 A |
| Rated Operational Current AC-21A (Ie) | 20–690 V: 63 A |
| Rated Operational Current AC-22A (Ie) | 220–500 V: 63 A; 660–690 V: 63 A |
| Rated Operational Power AC-2 (Pe) | 3-phase: 220–240 V 18.5 kW; 380–440 V 30 kW; 500 V 40 kW; 660–690 V 37 kW |
| Rated Operational Power AC-3 (Pe) | 3-phase: 220–240 V 11 kW; 380–440 V 18.5 kW; 500 V 18.5 kW; 660–690 V 18.5 kW. 1-phase: 110–120 V 3 kW; 220–240 V 6 kW; 380–440 V 11 kW |
| Rated Operational Power AC-4 (Pe) | 3-phase: 220–240 V 5.5 kW; 380–440 V 7.5 kW; 500 V 7.5 kW; 660–690 V 7.5 kW. 1-phase: 110–120 V 1.2 kW; 220–240 V 2.4 kW; 380–440 V 4 kW |
| Rated Operational Power AC-23A (Pe) | 3-phase: 220–240 V 15 kW; 380–440 V 30 kW; 500 V 45 kW; 660–690 V 40 kW. 1-phase: 110–120 V 4 kW; 220–240 V 10 kW; 380–440 V 18.5 kW |
| Maximum Fuse Current | gG 80 A |
| Rated Short-Time Withstand Current (Icw) | 1000 A (1 s) |
| Breaking Capacity | 220–240 V: 550 A; 380–440 V: 550 A; 660–690 V: 365 A |
| Power Loss per Pole | 1.7 W |
| Solid Conductor Cable Cross-Section | 1.5–16 mm2 |
| Stranded Conductor Cable Cross-Section | 2x16 mm2 |
| Flexible Conductor Cross-Section | 4–10 mm2 |
| Conductor Cross-Section with Ferrule | 2.5–10 mm2 |
| Cable section (AWG/MCM) | AWG 6 |
| Conductor Material | Copper only (individual strands may be tinned or silver-plated; conductor ends must not be soldered) |
| Tightening Torque | 3 Nm (26.4 lb-in) |
| Recommended Screw Driver | Pozidriv/Phillips PH3; slotted 1.6 x 8 mm (DIN 5264) |
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