Stamford AVR SX460 | Original
Features include:
- Stability adjustment
- Under frequency roll off adjustment
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The SX460 is a half-wave phase-controlled thyristor type Automatic Voltage Regulator and forms part of the excitation system for a brushless generator. In addition to regulating the generator voltage, the AVR circuitry includes underspeed and sensing loss protection to ensure safe, reliable control of the generator. This model supercedes the Series 6 range.
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Leroy Somer AVR
Leroy Somer AVR R449 | Original
The regulator includes:
- A main terminal strip (10 terminals)
- A secondary terminal block (5 terminals)
- A frequency selection terminal block (3 terminals) – A quadrature droop potentiometer
- A voltage potentiometer
- A stability potentiometer
- A maximum excitation potentiometer
- A sensing selection jumper ST1 (single/3-phase with an external module)
- A response time jumper ST2 – A frequency selection jumper ST3 – An external voltage setting jumper ST4 – A LAM (load adjustment module) jumper ST5
- From R449 Version E number 10,000, this jumper will be removable.
- A selecti
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SKU: R449 -
AVR | Generic Replacements
AVR R438 | Generic
- Voltage regulation ±0.5%
- Short circuit capability: 3 x Irated for 10 seconds ( AREP or PMG excitation)
- Voltage sensing: 95 to 140 volts (50/60 Hz) or 170 to 260 volts (50/60 Hz) or 340 to 520 volts (50/60 Hz)
- Response time: Normal (1sec) for _+20% voltage variation or rapid (0.3 sec) for ∼+20% voltage variation.
- Remote voltage adjustment range of: _+5% *1000 Series alternators do not have PMG option.
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SKU: R438G -
Uncategorized, AVR | Generic Replacements
AVR-5KW | 450V 470uF
- Gasoline and Diesel Generator driven by 173F 177F 182F 188F 190F engine
- FITS FOR – 4KW to 7.5KW rated power generator driven by gasoline engine from 9HP,11HP,13HP,14HP,and also work with diesel generators.
- CAPACITOR – 450V 470uF
- 5.5 inches / 140mm hole to hole on center, Totally 6 wires, 4 wires in one connector and 2 single wires
- Very stable. You may need to adjust the little brass screw clockwise to meet your desired voltage output.
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SKU: AVR-5KW -
AVR | Generic Replacements
AVR MX321 | Generic
SENSING INPUT
Voltage: 190 – 264V ac max, 2 or 3 phase
Frequency: 50 – 60 HZ nominal
POWER INPUT (PMG)
Voltage: 170-220V ac max, 3 phase, 3 wire
Current: 3A/phase
Frequency: 100 – 120 Hz nominal
OUTPUT
Voltage: max 120V dc
Current: continuous 3.7 A
Intermittent 6A for 10 secs.
Resistance: 15 ohms minimum
REGULATION: +/- 0.5% RMS with 4% engine governing
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SKU: MX321G
