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| Categories | Voltage Control Relay |
| Rated supply voltage | 3-phase 3-wire 220V~450V AC |
| Rated supply frequency | 50/60Hz |
| Phase failure and phase sequence | ≤0.5s |
| Measurement accuracy | ±1% |
| Data storage time | 10 years |
| Accumulated timing error | ≤0.001% |
| Contact configuration capacity(A) | 10A |
| IP Class | IP20 |
| Altitude | ≤2000m |
| Use category | AC-15 |
Function
Applications
Used in air conditioning units, elevator machine room, pumps, fans and other motor control applications, as protection of over-voltage, under voltage, phase failure, phase sequence and phase unbalance. When the power supply is abnormal, turn off power supply to protect the equipment.
Features
Built-in microprocessors, true RMS voltage measurement, voltage measurement accuracy≤1%. Measuring frequency 45Hz~65Hz,knob setting, LCD displays voltage and fault information,protection can be turned on or off.Check 3-phase voltage value by button,with counting and timing function.Record number and time of useing devices.DIN rail mounting.
| Rated supply voltage | 3-phase 3-wire 220V-450V AC | ||
| Rated supply frequency | 50/60Hz | ||
| Phase filure and phase sequence action time | ≤ 0.5s | ||
| Delay error | ±10%+0.1s | ||
| Measurement accuracy | +1%, RMS | ||
| Data storage time | 10years | ||
| Maximum counting capacity | 999999 | ||
| Maximum timing capacity | 9999 h 59 m | ||
| Maximum count frequency | 5Hz | ||
| Accumulated timing error | ≤0.001% | ||
| Count input signal | AC/DC 20V-450V | ||
| Contact Configuration capacit(A) | 10A | ||
| IP Class | IP 20 | ||
| Class of pllution | Ⅲ | ||
| Electrical Life | 105 | ||
| Mechanical life | 106 | ||
| Altitude | ≤2000m | ||
| Allowable relative humidity | ≤50% ( 40°C ) (No condensation ) | ||
| Use category | AC-15 | ||
| Short circuit protector type and maximum rating | NT00-6A | ||
| DIN rail Standard | Ue/Ie : 250V/1.5A | ||
| Contact capacity | 1 C/O | ||
| DIN rail Standard | width 35mm(IEC/EN60715) | ||
Function Diagram
Dimensions
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