HHN-RB Series power relay modules provide relay isolation and load-driving interfaces for PLC and control-panel circuits. The series includes general relay module platforms and DC24V multi-channel terminal modules, with channel count, terminal arrangement and size changing by model.
Common Parameters
| Drive Mode | NPN/PNP compatible |
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| Rated Voltage Options | 5VDC, 12VDC, 24VDC, 36VDC; selected versions also support 12VAC, 24VAC, 36VAC, 110VAC and 220VAC |
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| Single-Channel Power Consumption | DC: 0.53W; AC: 1.0VA |
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| Operating Voltage | 70% of rated voltage |
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| Release Voltage | 10% of rated voltage |
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| Operation Time | ≤15ms |
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| Release Time | ≤10ms |
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| Electrical Life | 1 × 10^5 operations |
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| Mechanical Life | 1 × 10^7 operations |
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| Contact Material | Silver alloy |
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| Contact Resistance | ≤100mΩ at 6VDC 1A |
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| Protection Circuit Options | RC, varistor, fuse |
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HHN-RB56
| Contact Ratings | 1Z NO: 15A 277VAC/30VDC; 1Z NC: 12A 277VAC/30VDC; 2Z: 8A 277VAC/30VDC, 1/3HP |
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HHN-RB1234
| Contact Ratings | 1Z NO: 15A 277VAC/30VDC; 1Z NC: 12A 277VAC/30VDC; 2Z: 8A 277VAC/30VDC, 1/3HP |
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HHN-RB02A
| Relay Type | 2-channel power relay |
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| Input | DC24V, 22.1mA |
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| Input Interface | 4P terminals |
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| Output Interface | 6P terminals |
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| Suitable Cable | 1.5mm² |
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| Dimensions | 80 × 55 × 63mm |
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HHN-RB02B
| Relay Type | 2-channel power relay |
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| Input | DC24V, 22.1mA |
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| Input Interface | 4P terminals |
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| Output Interface | 12P high/low level terminals, 3-row arrangement |
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| Suitable Cable | 1.5mm² |
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| Dimensions | 80 × 55 × 63mm |
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HHN-RB04A
| Relay Type | 4-channel power relay |
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| Input | DC24V, 22.1mA |
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| Input Interface | 6P high/low level terminals, 2-row arrangement |
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| Output Interface | 12P high/low level terminals, 3-row arrangement |
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| Dimensions | 80 × 55 × 63mm |
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HHN-RB04B
| Relay Type | 4-channel power relay |
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| Input | DC24V, 22.1mA |
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| Input Interface | 6P high/low level terminals, 2-row arrangement |
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| Output Interface | 24P high/low level terminals, 3-row arrangement |
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| Dimensions | 80 × 75 × 63mm |
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HHN-RB08A
| Relay Type | 8-channel power relay |
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| Input | DC24V, 22.1mA |
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| Input Interface | 10P high/low level terminals, 2-row arrangement |
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| Output Interface | 24P high/low level terminals, 3-row arrangement |
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| Dimensions | 80 × 145 × 63mm |
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HHN-RB08B
| Relay Type | 8-channel power relay |
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| Input | DC24V, 22.1mA |
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| Input Interface | 10P high/low level terminals, 2-row arrangement |
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| Output Interface | 48P high/low level terminals, 3-row arrangement |
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| Dimensions | 80 × 145 × 63mm |
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