McPherson Controls | Voltage Regulator | SS321
McPherson Controls | Voltage Regulator | SS321
$350.00
- Replacement for Newage MX321 and Onan 305-0823
- McPherson Controls Self Excited Automatic Voltage Regulator
- 3 Phase Sensing Permanent Magnet Generator type AVR
- Not a genuine Newage or Onan product
Available on backorder. Usually ships in 3 to 5 business days.
Product can be export to the Caribbean, Latin America and other parts of the world with an additional payment.
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SS321
Details and Specifications
- Voltage regulation less than +/-0.5% RMS
- For use in parallel operation
- RAMP, DIP, DWELL, DROOP, RMS, U/F, Over Voltage and Over Excitation Adjustment Functions
- Over Exc. / Over Volt. and UFRO LED indicators
- Current limiting function
Product Specifications:
Specifications | |
Sensing Input | Voltage 190 to 264 Vac 3 phase Frequency 50/60 Hz selectable |
Power Input (PMG) | Voltage 170 to 220 Vac 3 phase 3 wire Current 3A / phase Frequency 100 to 120 Hz nominal |
Excitation Output | Voltage Max. 120 Vdc @ power input 220 Vac Current Continuous 4A Intermittent 7A for 60 seconds Resistance Min. 15 ohms |
External Voltage Adjustment | Max. +/-10% @ 5K ohms 1 watt potentiometer |
Voltage Regulation | Less than +/-0.5% RMS (with 4% engine governing) |
Build Up Voltage | 5Vac residual volts at power input terminal |
Soft Start Ramp Time | 0.4 to 4 seconds |
Static Power Dissipation | Max. 18 watts |
Quadrature Droop Input | Burden 10 ohms Max. Input 0.33A Max. Sensitivity 0.22A for 5% droop (PF=0) |
Analogue Voltage Input | Input Resistance 1K ohm Max. Input +/-5 Vdc Sensitivity 1V for 5% generator volt |
Over Voltage Detector Input | Set Point 300V Time Delay 1 second (fixed) CB trip coil volt 10 to 30 Vdc / 0.5 Amp |
Current Limit Input | Burden 10 ohms Sensitivity Range 0.5A to 1A |
Under Frequency Protection (Factory Presets) | Set Point 95% Hz Slope 100 to 300% down to 30 Hz |
Over Excitation Protection | Set Point 120 Vdc Time Delay 8 to 15 seconds |
Voltage Thermal Drift | Less than 5% at temperature range -40 to +70 °C |
AVR Control Functions | |
VOLT | Voltage adjustment |
STAB | Stability adjustment |
UFRO | Setting under frequency protection knee point |
DROOP | To set the Droop to 5% at PF=0 |
TRIM | To optimize analogue input sensitivity |
EXC TRIP | Over excitation trip level set |
DIP | Hz related voltage DIP set |
DWELL | Hz related recovery time set |
I/LIMIT | Stator current limit set |
OVER/V | Over voltage trip level set |
RAMP | No load voltage Ramp set time |
RMS | Root mean square of generator |
Environment | |
Operating Temperature | -40 to +70 °C |
Storage Temperature | -40 to +85 °C |
Relative Humidity | Max. 95% |
Vibration | 3.3 Gs @ 100 to 2K Hz |
Physical Specifications | |
Dimensions | 203.5 (L) x 153.6 (W) x 43.5 (H) mm |
Weight | 530 g +/-2% |
PRODUCT Related documents:
Weight | 2 lbs |
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Dimensions | 9 × 6.5 × 2.25 in |
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