The PerKins AVR R150 is a high-quality automatic voltage regulator designed to deliver stable and accurate voltage control for Perkins generator sets. It ensures consistent power output by automatically adjusting excitation under varying load conditions, helping to protect sensitive electrical equipment and improve generator efficiency. The R150 AVR is suitable for industrial, commercial, and standby power applications where reliability and performance are critical.
Specifications
1) Sensor Input
- Voltage: 240 V AC ±10% for 1 phase, 380 V up to 480 V AC ±10% for 3 phase, 2-line sensor AVR Senses True average of waveform between line and line. Use Resistive Network (SMD) for trouble-free voltage/regulatory sensing and control.
2) Input power
- Voltage: 415V for 3 phase and 240V for 1 phase
- Frequency: 50/60Hz
3) Output power
- Voltage: 105 V DC at 240V AC input
- Current:
• 6 Continuous DC Amps
• 8 Amps for 30 seconds. (when allowed by field resistance)
4) Operating temperature: -20ºC to +70ºC
5) Storage temperature: -40ºC to +80ºC
6) Voltage regulation: minimum ± 10% of rated voltage.
7) Stability adjustment: adjustable to achieve stable state. Good momentary response stability.
8) Remote voltage adjustment: to reach ±10% of the set terminal voltage (with 2W/2.5W, 1 Watt pot).
9) Drop for parallel operation: 4% drop for 5 Amps from the «U» phase.
10) Auxiliary inputs A1 & A2: ±4.5V DC will change the terminal voltage by ±10%.
11) Frequency reduction adjustment: available below 46 Hz for 50 Hz and below 56 Hz for 60 Hz.
12) Accumulation Voltage: ≥ 2 Volts (LN)
13) Voltage regulation: ±0.8% at AVR ends.
14) Thermal drift: ± 1% when the temperature changes 30º C.
15) Response time: less than 50 milliseconds.
16) Closed-loop response: typically 0.5 seconds to restore up to 98% of the set voltage for a field forcing ratio of 1:2.
17) Sensory loss protection: the voltage will decrease when the sensor circuit is open.
18) Overload protection: 10V DC to 85V DC. Set Point: 60 V DC
19) Fuse Protection: 6 Amps, 240 Volts AC.
20) All potentiometers: multi-turn except Droop pot (Droop-single turn)
21) Potentiometer Sealing: except for the V-trim pot, all pots are sealed.
22) Frequency off indicator: LED provided (UF).
23) Loss of Sensation Indicator: There is an LED (SL).
24) Over-excitation indicator: LED provided (OE).
25) Protection on the device: Appropriate RC Snubber is provided for the equipment used to protect this unit from surges.
26) Packaging/enclosure details: the components on the AVR must be completely enclosed with a suitable PU plastic compound to absorb impulses/vibrations during operation.
27) Generator Excitation Details: (typical)
- Full of seats:
• Excitation Voltage: 40 to 50 Volts
• Excitation current: 2.5 to 5.0 Amps
28) Terminal marking: refer to the drawing
29) AVR Test: Write Test, Thermal Cycle, Static Test, Voltage Variation Test, Configuration Test, FRO Test, Stability Test, QDC Test, Remote Voltage Test, DC Input Voltage Test.
30) Size:
- Overall: 135 x 110 x 47.5 (mm)
- Mounting: 115 x 90 (in mm)
- Mounting hole diameter: 9 (mm)
31) Weight: 320 grams
