1. Function of AC Contactor:
Connections for power and control circuits
Type of AC contactor | AA09 | D09&D12 DT20 &T25 | D18 (3P) | D25 | D23 | D38 | D18&D25(4P) DT32 & DT40 | D40 | D50& D65 | D80& D95 | D115& D150 |
2. Connection of AC Contactor:
Power circuit connections, connection via cable
Tightening | Screw clamps | 2-input connector | Screw clamps | 1 -input connector | 2-input connector | |||||
Flexible cable 1 conductor | m2 | 1~4 | 1.5 ~6 | 1.5~10 | 2.5~10 | 2.5~10 | 25~25 | 25..25 | 4~50 | 10~120 |
Without cable end 2 conductors | m2 | 1~4 | 1.5 ~6 | 1.5~6 | 2.5~10 | 2.5~10 | 25~16 | 2.5~16 | 4~25 | 10~120 10~50 |
Flexible cable 1 conductor | m2 | 1~4 | 1~6 | ~6 | 1~10 | 2.5~10 | 25~25 | 25..25 | 4~50 | 10~120 |
With cable end 2 conductors | m2 | 1~2.5 | 1~4 | ~4 | 1.5~6 | 2.5~10 | 25~10 | 2.5~10 | 4~16 | 10~120 10~50 |
Solid cable 1 conductor | m2 | 1~4 | 1.5~6 | 1.5~6 | 1.5~10 | 2.5~16 | 25~25 | 25..25 | 4~50 | 10~120 |
Without cable end 2 conductors | m2 | 1~4 | 1.5~6 | 1.5 ~6 | 1.5~10 | 2.5~16 | 25~16 | 25~16 | 4~25 | 10~120 10~50 |
Screwdriver Head |
| N°2 | N~2 | N°2 | N°2 | N°2 |
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Φ flat screwdriver |
| Φ 6 | Φ 6 | Φ 6 | Φ 6 | Φ 6~Φ8 | Φ 6~Φ8 | Φ6~Φ8 | 6~Φ8 |
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6 sided key |
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| 4 | 4 |
Tightening torque | N.m | 1.7 | 1.7 | 2.5 | 2.5 | 1.8 | 5 | 5 | 9 | 12 |
3. Function of AC Contactor:
Connection via spring terminals (2)
Flexibl cable 1 conductor without cable end | m2 | 2.5 (4: DT25) | 4 | 4 | 4 | 10 |
2 conductors | m2 | 2.5(except DT25) | 4 | 4 | 4 | 10 |
4. Function of AC Contactor:
Connection via bars or lugs
Bar cross-section |
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| 3x16 | 5x25 |
Lug external Φ | mm | 8 | 8 | 10 | 10 | 8 (1) | 13 | 16 | 17 | 25 |
Φ of screw | mm | M3.5 | M3.5 | M4 | M4 | M3.5 | M5 | M6 | M6 | M8 |
Screwdriver Head |
| N°2 | N°2 | N°2 | N°2 | N°2 | N°2 | N°2 |
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Φ fiat screwdriver |
| Φ 6 | Φ 6 | Φ 6 | Φ 6 | Φ 6 | Φ 6 | Φ 8 | Φ 8 |
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Key for hexagonal headed screw |
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| 10 | 13 |
Tightening torque | N.m | 1.7 | 1.7 | 2.5 | 2.5 | 1.8 | 5 | 5 | 9 | 12 |
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