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Auxiliary Contact Unit (UA-1)
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[Specifications]·An auxiliary power contactor for contact expansion. ·Easy to install, with a wide variety of contact configurations.
● Easy mounting.
● Diverse contact configuration.
The lineup is 1a, 1b, 2a, 2b, 4a, 3a1b, 2a2b, 1a3b, 4b.
● Interchangeable from 6 to 65 KHK.
● Minimum applicable load: 17VDC, 5mADC (UA-1), 24VDC, 10mADC (UA-2, -4)
● Impulse Withstand Voltage 6 KVAC
Please attach UA-1 to left side of magnet switch KHK seriese and contact MCR-9B ~ 22B. if you attach that to right side, it can make moving problem.
Part Number
Configured Part Number is shown.
UA-1
Specifications
| Outline Diagram | Contact Configuration Diagram | Contact | Weight | Pole Number | Mounting Direction | Model |
 |  | 1a1b | 530g | 2 | Horizontal | UA-1 |
 |  | 2a | 280g | Front | UA-2-2A | |
| 1a1b | UA-2-1A1B | |||||
| 2b | UA-2-2B | |||||
 |  | 4b | 500g | 4 | UA-4-4B | |
| 1a3b | UA-4-1A3B | |||||
| 2a2b | UA-4-2A2B | |||||
| 3a1b | UA-4-3A1B | |||||
| 4a | UA-4-4A |
More Information
Specifications
| Model | UA-1 | UA-2,4 | |
| Rated Operating Voltage | 600V | 600V | |
| Rated Insulation Voltage | 600V | 600V | |
| Rated Impulse Withstand Voltage | 6kV | 6kV | |
| Rated Frequency | 50/60Hz | 50/60Hz | |
| Minimum Applicable Load | Voltage | 17 VDC | 24 VDC |
| Current | 5 mA DC | 10 mA DC | |
| Rated Thermal Current (Ith, AC12 duty) | 10A | 16A | |
| Rated Working Current | 120 VAC | 6A | 6A |
| 240 VAC | 3A | 3A | |
| 380 VAC | 1.9A | 1.9A | |
| 480 VAC | 1.5A | 1.5A | |
| 500 VAC | 1.4A | 1.4A | |
| 600 VAC | 1.2A | 1.2A | |
| 125 VDC | 1.1A | 1.1A | |
| 250 VDC | 0.55A | 0.55A | |
| 400 VDC | 0.31A | 0.31A | |
| 500 VDC | 0.27A | 0.27A | |
| 600 VDC | 0.2A | 0.2A | |
| Electrical Life | 220 VAC | 0.5 million operations | 0.5 million operations |
| 440 VAC | |||
| 220 VDC | |||
| 440 VDC | |||
| Switching Frequency (operations / hour) | 1800 | 1800 | |
| Wire Size | AWG | 18 ~ 10 | 18 ~ 10 |
| mm2 | 1 ~ 2.5 | 1 ~ 2.5 | |
Basic Information
| Type | Auxiliary Power Contactor | Specifications | Auxiliary Contact Unit | Conforming model | KHK6 – 65 |
|---|
Please check the type/dimensions/specifications of the part UA-1 in the Auxiliary Contact Unit series.
- The specifications and dimensions of some parts may not be fully covered. For exact details, refer to manufacturer catalogs .
Similar Part Numbers
| Part Number |
|---|
| UA-2-1A1B |
| UA-2-2A |
| UA-4-1A3B |
| UA-4-2A2B |
| UA-4-4A |
| Part Number | Standard Unit Price | Minimum order quantity | Volume Discount | Days to Ship | Mounting direction | Contact | Number of electrodes (Pole) |
|---|---|---|---|---|---|---|---|
SGD 9.17 | 1 Piece(s) | Available | 4 Day(s) or more | Front | 1a1b | 2 | |
SGD 9.17 | 1 Piece(s) | Available | 4 Day(s) or more | Front | 2a | 2 | |
SGD 12.94 | 1 Piece(s) | Available | 4 Day(s) or more | Front | 1a3b | 4 | |
SGD 12.94 | 1 Piece(s) | Available | 4 Day(s) or more | Front | 2a2b | 4 | |
SGD 12.94 | 1 Piece(s) | Available | 4 Day(s) or more | Front | 4a | 4 |
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