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Phase and Voltage Monitoring Relay H3USN, Three-Phase, Measuring Range 96-332 VAC, 120-277 VAC, 2 C/O, 5 A, DIN Rail, 35 mm
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Technical Specifications
| N/A | |
| Contains function DC-over voltage | false |
| Contains function DC-under voltage | false |
| Contains function DC-voltage hysteresis | false |
| Depth | 64.8 |
| Height | 90 |
| Max. permitted delay-on energization time | 30 |
| Max. permitted off-delay time | 30 |
| Min. adjustable delay-on energization time | 0.3 |
| Min. adjustable off-delay time | 0.3 |
| Number of contacts as change-over contact | 2 |
| Number of contacts as normally closed contact | 2 |
| Number of contacts as normally open contact | 2 |
| Rated control supply voltage Us at AC 50HZ | 3 x 120 →3 x 277 V |
| Rated control supply voltage Us at AC 60HZ | 3 x 120 →3 x 277 V |
| Rated control supply voltage Us at DC | N/A |
| Response value voltage | N/A |
| Single-phase hysteresis possible | false |
| Single-phase over voltage possible | false |
| Single-phase under voltage possible | false |
| Three-phase hysteresis possible | true |
| Three-phase over voltage possible | true |
| Three-phase under voltage possible | true |
| Type of electric connection | Screw connection |
| Type of voltage measurement range | AC |
| Voltage measurement range 1 | 96 → 332 V |
| Voltage measurement range 2 | 96 → 332 V |
| Voltage type for actuating | AC |
| Width | 35 |
| With detachable clamps | false |