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Product Description
SR7 self excited half wave type Genset Automatic Voltage Reg
ulator is a direct replacement avr for Mecc Alte SR7-1 and SR7-2
Wide Sensing Voltage Range 80~350 VAC
Wide Power Input Range 80~270 VAC, Accepts Power Input from Main Winding or Auxiliary Winding
Under Frequency Protection Indication LED
Over Excitation Protection and Indication LED
EMI Suppression
| Model NO. | SR7 | ||||
| Sensing Input | 80~350 VAC single phase 50/60 Hz | ||||
| Power Input | Voltage 50~270 VAC Frequency 50/60 Hz | ||||
| Output Voltage | 63 VDC @ 220 VAC input | ||||
| Output Current | Continuous 6A, Max. Intermittent 7A for 10 sec. | ||||
| Voltage Regulation | < ±1% (with 4% engine governing) | ||||
| Voltage Build-up | Residual voltage above 5 VAC 25 Hz | ||||
| External Volts Adjustment | 100 K Ohm 1/2 watt ±7% | ||||
| Unit Power Dissipation | Max. 5 watt | ||||
| Under Frequency Protection | Adjustable range 42~60 Hz | ||||
| Over Excitation Protection | 40~Max. VDC @ 0.3~20 sec. | ||||
| EMI Suppression | Internal electromagnetic interference filtering | ||||
| Excitation Winding Resistance | DC Resistance 10~100 Ohm | ||||
| Environment | Storage Temperature : -40~80 °C Relative Humidity : Maximum 95% Vibration : 1.5G @ 5~30 Hz / 5.0G @ 30~500 Hz | ||||
| AVR Controls Function | HZ. : Under Frequency Setting AMP. : Over Excitation Setting U/F : Under Frequency Protection O/E : Over Excitation Indication LED | ||||
| Dimensions | 97.0 (L) x 92.0 (W) x 39.0 (H) mm | ||||
| Weight | 275 g ±2% | ||||
Fu'an Shaluo Electronics co.Ltd is a manufacturer of generator accessories, Our company has established a long term and stable business relationship with a number of domestic agents and retailers.
The professional person responsible for the quality of supervision and control in the entire process.
In order to get the superior quality we only use selected good element.
Aimed at enabling the production department to manufacture and assemble the product as efficiently as possible.
