The AS440 ( + Kit replaces SX440 ; SA465) 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.
Stamford AVR AS440 | Original
Features include:
- Stability adjustment
- Optimum response selection
- Under frequency roll off adjustment
- Droop adjustment
- Trim adjustment
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Related products
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Uncategorized, AVR | Generic Replacements
AVR-5KW | 450V 470uF
0 out of 5(0)- 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$19.19 -
AVR | Generic Replacements
AVR MX341 | Generic
0 out of 5(0)- SENSING INPUT
Voltage: 190- 264V ac max, 1 phase, 2 wire
Frequency : 50 – 60 Hz nominal
POWER INPUT (PMG)
Voltage 140-220V ac max, 3 phase, 3 wire
Current: 3A/phase
Frequency: 100 120 Hz nominal
OUTPUT
Voltage: max 120V dc
Current: continuous 2.7 A
Intermittent 6a for 10 secs.
Resistance: 15 ohms minimum
REGULATION: +/- 1%
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SKU: MX341G$66.50 - SENSING INPUT
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AVR | Generic Replacements
AVR R450 | Generic
0 out of 5(0)The R450 AVR is supplied in a casing designed to be mounted on a panel with dampers.
- Operating temperature: – 30°C to + 65° C. – Storage temperature: – 55°C to + 85°C.
- Shocks on the base: 9 g depending on the 3 axes.
- Vibrations: less than 10 Hz, 2 mm half-peak amplitude 10 Hz to 100 Hz: 100 mm/s, above 100 Hz: 8 g.
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SKU: R450G$174.49 -
AVR | Generic Replacements
AVR SX460 | Generic
0 out of 5(0)Sensing Input
Voltage: 95 – 132 VAC or 190 – 264 VAC
1 phase, jumper selectable. Frequency 50/60 Hz, selectable
Output
Voltage: Max. 90 VDC @ 207 VAC
Current: Continuous 4A
Intermittent 10A for sec
Resistance: Min. 15 ohm
Voltage Regulation:< ± 1.5 % ( with 4% engine governing)
Voltage Build-Up: Residual voltage at AVR terminal > 5 VAC
Thermal Drift: 0.05% peer C change in AVR ambient.
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SKU: SX460G$23.99$28.48








AVR R448 | Generic









