RDCH8 series AC contactors are mainly suitable for circuits with 50Hz or 60Hz, rated working voltage up to 400V, and rated working current up to 63A. They are used to control household appliances and low inductive loads, and can also control household motor loads. The control power should be reduced accordingly. small. This product can be used in family hotels, apartments and other places to realize automation. Can also be used for other appliances.
This product complies with IEC61095 standard
1.Process guaranteed performance
2.Small volume, large capacity
3.Super-strong wiring capacity
4.Good insulation between phases
5.Super-strong conductivity
6.Low temperature rise and power consumption
Normal working condition and Installation environment
1.Temperature: -5° +40°, the average temperature of 24 hours should not exceed 35℃
2.Altitude : should not exceed 2000m.
3. The relative humidity: no more than 50%, when Temperature is +40℃. The product can withstand the higher humidityunder lower temperature, for instance, when temperature at +20℃, the product can withstand 90% relative humidity.
4. Pollution class: 2 class
5. Installation type: ll class
6. Installation codition: the angle between the prodouct and vertical plane should not exceed 59.
7. Installation methods: adopt 35mm DIN-Rail
8. Protection class: lP20
Main Technical parameter
4.1 Poles: 1P,2P,3P,4P
4.2 The specification see Table 1, Table 2
Model No. | Rated current (pole) |
Using type | Rated operational current(A) |
Rated insulation voltage (V) |
Control power (kw) |
Connection type |
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RDCH8-25 | 16(1P/2P) | AC-7a | 16 | 500 | 3.5 | With soft-cable:2×2.5mm2 With hard-cable:6mm2 |
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AC-7b | 7 | 500 | 1 | |||||||||||
20(1P/2P) | AC-7a | 20 | 500 | 4 | ||||||||||
AC-7b | 8.5 | 500 | 1.2 | |||||||||||
25(1P/2P) | AC-7a | 25 | 500 | 5.4 | ||||||||||
AC-7b | 9 | 500 | 1.4 | |||||||||||
25(3P/4P) | AC-7a | 40 | 500 | 16 | ||||||||||
RDCH8-63 | 32(2P) | AC-7a | 32 | 500 | 7.2 | With soft-cable:2x10mm2 With hard-cable:25mm2 |
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32(3P/4P) | AC-7a | 32 | 500 | 21 | ||||||||||
40 (2P) | AC-7a | 40 | 500 | 8.6 | ||||||||||
40(3P/4P) | AC-7a | 40 | 500 | 26 | ||||||||||
63(2P) | AC-7a | 63 | 500 | 14 | ||||||||||
63(3P/4P) | AC-7a | 63 | 500 | 40 |
Pole | Rated current (A) | Rated voltage (V) | NO NC | |||||||||||
1P | 16-25 | 220/230 | 10 | |||||||||||
2P | 16-25 | 220/230 | 20 | |||||||||||
40-63 | 02 | |||||||||||||
3P | 25 | 380/400 | 30 | |||||||||||
40-63 | ||||||||||||||
4P | 25 | 380/400 | 40 | |||||||||||
40-63 | 04 |
4.3 Operation performance: Under the condition of the ambient temperature is in the range of -5°C-+40°C, charce theontactor attract coil with rated control power voltage Us and warm it to the stable state, the contactor should attracstably in any value between the 85% and 100% of rated control power voltage Us;t should release and break between 75% and 20%(2P) or 10%(1P) of the rated control power voltage Us.
4.4 Mechanical life: no less than 1 million times.
4.5 Electrical life: no less than 100 thousands times.
4.6 Wiring diagram: see Flg1 to Fig5
Overall and Installation Dimensions:
Normal working condition and Installation environment
1.Temperature: -5° +40°, the average temperature of 24 hours should not exceed 35℃
2.Altitude : should not exceed 2000m.
3. The relative humidity: no more than 50%, when Temperature is +40℃. The product can withstand the higher humidityunder lower temperature, for instance, when temperature at +20℃, the product can withstand 90% relative humidity.
4. Pollution class: 2 class
5. Installation type: ll class
6. Installation codition: the angle between the prodouct and vertical plane should not exceed 59.
7. Installation methods: adopt 35mm DIN-Rail
8. Protection class: lP20
Main Technical parameter
4.1 Poles: 1P,2P,3P,4P
4.2 The specification see Table 1, Table 2
Model No. | Rated current (pole) |
Using type | Rated operational current(A) |
Rated insulation voltage (V) |
Control power (kw) |
Connection type |
||||||||
RDCH8-25 | 16(1P/2P) | AC-7a | 16 | 500 | 3.5 | With soft-cable:2×2.5mm2 With hard-cable:6mm2 |
||||||||
AC-7b | 7 | 500 | 1 | |||||||||||
20(1P/2P) | AC-7a | 20 | 500 | 4 | ||||||||||
AC-7b | 8.5 | 500 | 1.2 | |||||||||||
25(1P/2P) | AC-7a | 25 | 500 | 5.4 | ||||||||||
AC-7b | 9 | 500 | 1.4 | |||||||||||
25(3P/4P) | AC-7a | 40 | 500 | 16 | ||||||||||
RDCH8-63 | 32(2P) | AC-7a | 32 | 500 | 7.2 | With soft-cable:2x10mm2 With hard-cable:25mm2 |
||||||||
32(3P/4P) | AC-7a | 32 | 500 | 21 | ||||||||||
40 (2P) | AC-7a | 40 | 500 | 8.6 | ||||||||||
40(3P/4P) | AC-7a | 40 | 500 | 26 | ||||||||||
63(2P) | AC-7a | 63 | 500 | 14 | ||||||||||
63(3P/4P) | AC-7a | 63 | 500 | 40 |
Pole | Rated current (A) | Rated voltage (V) | NO NC | |||||||||||
1P | 16-25 | 220/230 | 10 | |||||||||||
2P | 16-25 | 220/230 | 20 | |||||||||||
40-63 | 02 | |||||||||||||
3P | 25 | 380/400 | 30 | |||||||||||
40-63 | ||||||||||||||
4P | 25 | 380/400 | 40 | |||||||||||
40-63 | 04 |
4.3 Operation performance: Under the condition of the ambient temperature is in the range of -5°C-+40°C, charce theontactor attract coil with rated control power voltage Us and warm it to the stable state, the contactor should attracstably in any value between the 85% and 100% of rated control power voltage Us;t should release and break between 75% and 20%(2P) or 10%(1P) of the rated control power voltage Us.
4.4 Mechanical life: no less than 1 million times.
4.5 Electrical life: no less than 100 thousands times.
4.6 Wiring diagram: see Flg1 to Fig5
Overall and Installation Dimensions: