mecc alte generator spare parts avr SR7 automatic voltage regulator
The SR-7 type voltage regulator is an advanced design electronic 5 Amp regulator that ensures excellent performance of the alternators while they are running and during starting. The regulator is equipped with a complete protection system against operation conditions that could be dangerous for the machine. The SR-7 regulator is suitable for being used with all Mecc Alte alternators and is standard supply for power outputs below 85 KVA, both three-phase and single phase.
Sensing Input | Terminal 1,2 3,4 5,6 Can be connected to Y or 220~480VAC Single Phase 50/60HZ |
Power Input | 50~280VAC (1,2) 50/60HZ |
Output Voltage | Maximum 90VDC @ 220VAC Harmonic Wave |
Output Current | Continuous 6A Maximum 8A for 10 sec |
Over Excitation Protection | 25~55VDC @ 0.1~20 sec |
Under Frequency Protection | U/F Range 42~60HZ |
Voltage Regulation | < ±1% (with 6% engine governing) |
External Volts Adjustment | ±5% @ 100K&Omega |
Voltage Build-up | Residual Voltage above 5 VAC 25HZ |
EMI Suppression | Internal Electromagnetic Interference Filtering |
Excitation Winding Resistance | DC Resistance 10~100&Omega |
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