Kraus & Naimer C32 A410 Star-Delta Cam Switch, 3-Pole, 50 A, 64 x 64 mm Front Plate
- Brand: Kraus & Naimer
- SKU: C32 A410
- MPN: C32 A410
- Model: 50 A
- Price: 4984.00 TRY + VAT · incl. VAT 5980.80 TRY
- Availability: In stock
- Star-Delta Switches
- Kraus & Naimer Star-Delta Switches
- Selection guide: What Is Star-Delta Connection? Switch Selection Guide
Kraus & Naimer C32 A410 is a 3-pole, 50 A star-delta starting cam switch with 0-Y-Δ positions. 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; three-phase motor rating at 380–440 V: AC-3 15 kW, AC-23A 22 kW; 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; 3 poles, 4 levels, positions 0-Y-Δ, switching angle 60°. Values are given in accordance with IEC 60947-3 and EN 60947-3. It is used for star-delta starting of three-phase motors; the 0 position stops the motor.
| Size Type | S1 |
|---|---|
| Number of Poles | 3P |
| Series | C32 |
| Function Code | A410 |
| Switch Function | Yıldız-Üçgen (0-Y-Δ) |
| Switch Positions | 0-Y-Δ |
| Number of Positions | 3 |
| Switching Angle | 60° ° |
| Number of Levels | 4 |
| Front Plate Code | F080 |
| Front Plate Size (A x B) | 64 x 64 mm |
| Rated Current | 50 A |
| Conventional Free Air Thermal Current (Ith) | 50 A |
| Ambient temperature for rated current | 55 °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 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: 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 Current | gG 63 A |
| Rated Short-Time Withstand Current (Icw) | 800 A (1 s) |
| Breaking Capacity | 220–240 V: 380 A; 380–440 V: 360 A; 660–690 V: 270 A |
| Power Loss per Pole | 1.3 W |
| Solid Conductor Cable Cross-Section | 1–10 mm2 |
| Stranded Conductor Cable Cross-Section | 2x10 mm2 |
| Flexible Conductor Cross-Section | 1.5–6 mm2 |
| Conductor Cross-Section with Ferrule | 1–6 mm2 |
| Cable section (AWG/MCM) | AWG 8 |
| Conductor Material | Copper only (individual strands may be tinned or silver-plated; conductor ends must not be soldered) |
| Tightening Torque | 2.2 Nm (19.5 lb-in) |
| Recommended Screw Driver | Pozidriv/Phillips PH2; slotted 1.2 x 8 mm (DIN 5264) |
| Contact Type | Rigid bridging link |
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