Kraus & Naimer C26 A442 Two-Speed (Dahlander) Reversing Cam Switch, 3-Pole, 32 A, 64 x 64 mm Front Plate
- Brand: Kraus & Naimer
- SKU: C26 A442
- MPN: C26 A442
- Model: 32 A
- Price: 5896.00 TRY + VAT · incl. VAT 7075.20 TRY
- Availability: Made to order
- Two-Speed Dahlander Switches
- Kraus & Naimer Two-Speed Dahlander Switches
- Selection guide: What Is a Dahlander Switch? Two-Speed Motor Switch Types and Selection
Kraus & Naimer C26 A442 is a 3-pole, 32 A reversing two-speed (Dahlander) cam switch with 2-1-0-1-2 positions for single-winding motors. Technical values: C26 type, size class S1, 64 x 64 mm front plate; thermal current Ith 32 A (55 °C), enclosed thermal current Ithe 32 A; rated insulation voltage Ui 690 V, rated impulse withstand voltage Uimp 6 kV; AC-21A 32 A, AC-22A 32 A, AC-15 380–440 V 6 A; three-phase motor rating at 380–440 V: AC-3 11 kW, AC-23A 15 kW; maximum gG 50 A fuse, Icw 350 A (1 s); conductor cross-section: solid 1–6 mm², flexible 1.5–6 mm²; tightening torque 1.3 Nm; 3 poles, 6 levels, positions 2-1-0-1-2, switching angle 45°. Values are given in accordance with IEC 60947-3 and EN 60947-3. It is used with single-winding (Dahlander-type) two-speed motors where speed selection is needed in both directions of rotation; the centre 0 position stops the motor.
| Series | C26 |
|---|---|
| Size Type | S1 |
| Function Code | A442 |
| Switch Function | Çift Devirli Yön Değiştirmeli (2-1-0-1-2) |
| Switch Positions | 2-1-0-1-2 |
| Number of Positions | 5 |
| Switching Angle | 45° ° |
| Number of Poles | 3P |
| Number of Levels | 6 |
| Front Plate Code | F105 |
| Front Plate Size (A x B) | 64 x 64 mm |
| Rated Current | 32 A |
| Conventional Free Air Thermal Current (Ith) | 32 A |
| Ambient temperature for rated current | 55 °C (24 hours, tepe 60 °C) |
| Conventional Enclosed Thermal Current (Ithe) | 32 A |
| Rated Insulation Voltage (Ui) | 690 V (AC 50/60 Hz) |
| Rated Impulse Withstand Voltage (Uimp) | 6 kV |
| Overvoltage category | III |
| Pollution Degree | 3 |
| Rated Operational Current AC-15 (Ie) | 220–240 V: 14 A; 380–440 V: 6 A |
| Rated Operational Current AC-20A (Ie) | 690 V: 32 A |
| Rated Operational Current AC-21A (Ie) | 20–690 V: 32 A |
| Rated Operational Current AC-22A (Ie) | 220–500 V: 32 A; 660–690 V: 32 A |
| Rated Operational Power AC-2 (Pe) | 3-phase: 220–240 V 8 kW; 380–440 V 15 kW; 500 V 18.5 kW; 660–690 V 15 kW |
| Rated Operational Power AC-3 (Pe) | 3-phase: 220–240 V 5.5 kW; 380–440 V 11 kW; 500 V 11 kW; 660–690 V 11 kW. 1-phase: 110–120 V 2.2 kW; 220–240 V 4 kW; 380–440 V 5.5 kW |
| Rated Operational Power AC-4 (Pe) | 3-phase: 220–240 V 2.7 kW; 380–440 V 5.5 kW; 500 V 5.5 kW; 660–690 V 5.5 kW. 1-phase: 110–120 V 0.75 kW; 220–240 V 1.5 kW; 380–440 V 3 kW |
| Rated Operational Power AC-23A (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 2.2 kW; 220–240 V 4 kW; 380–440 V 7.5 kW |
| Maximum Fuse Current | gG 50 A |
| Rated Short-Time Withstand Current (Icw) | 350 A (1 s) |
| Breaking Capacity | 220–240 V: 280 A; 380–440 V: 250 A; 660–690 V: 150 A |
| Power Loss per Pole | 1.3 W |
| Solid Conductor Cable Cross-Section | 1–6 mm2 |
| Stranded Conductor Cable Cross-Section | 2x6 mm2 |
| Flexible Conductor Cross-Section | 1.5–6 mm2 |
| Conductor Cross-Section with Ferrule | 1–4 mm2 |
| Cable section (AWG/MCM) | AWG 10 (flexible); AWG 8 (solid or stranded) |
| Conductor Material | Copper only (individual strands may be tinned or silver-plated; conductor ends must not be soldered) |
| Tightening Torque | 1.3 Nm (12 lb-in) |
| Recommended Screw Driver | Pozidriv/Phillips PH2; slotted 1 x 5.5 mm (DIN 5264) |
| Contact Type | Rigid bridging link |
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