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| Illustration 1 | g01622135 |
Operating temperature range ... −30° ± 65°C (−22.0° ± 117.0°F)
Voltage regulation ... ± 0.5 %
Temperature drift ... ±1%
Range of supply voltage ... 85 to 139 VAC (50 and 60 Hz)
Sensing voltage range ... 85 VAC to 139 VAC (50 and 60 Hz)
Rapid response time ... 500 ms for a transient voltage variation amplitude of ± 20 % nominal
Telephone Influence Factor (TIF) ... TIF is less than 50. Complies with MIL STD 461C Part 9 and VDE 0875 level N
Harmonic tolerance ... For total harmonic distortion of the output waveform of the voltage from the generator up to 30%, the regulator maintains stable output voltage within 0. 5%
Adjustable voltage setting with built-in potentiometer "P1" (For 3Ø and 1Ø systems at rated voltage 190 to 240 VAC) ... Adjustable range from 150 to 300 VAC
Adjustable voltage setting with built-in potentiometer "P1" (For single phase systems at rated voltage 110 to 120 VAC) ... Adjustable range from 75 to 150 VAC
Adjustable voltage range with remote potentiometer (1 kOhm, 5 W) ... range ±7%
Power supply protection ... slow blow 8 amp fuse (supports 10 amp for 10 seconds)
Storage temperature ... −30° ± 65°C (−22.0° ± 117.0°F)
Electromagnetic compatibility installed ... Meets 89/336/EEC Electromagnetic Compatibility Directive
Conformity ... UL, CSA, CE
The R250 has the following features:
- Single phase sensing
- Adjustable stability setting (built in potentiometer "P2")
- Configurable operating setting for the knee frequency
- Configurable Load Acceptance Module (LAM)
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| Illustration 2 | g01676765 |
R250 dimensions | |
Parameter Specifications
Generator Type ... SE
Voltage Regulation Rating ... 120 to 240 VAC
Power Input
Input Voltage ... 85 to 139 VAC (1Ø)
Frequency ... 50 and 60 Hz
Sensing Voltage ... 85 to 139 VAC (1Ø)
Burden (Continuous) ... 550 W
Burden (Momentary at maximum excitation) ... 800 W maximum input voltage 180 VAC
Maximum Input Voltage ... 180 VAC
Power Output
Maximum Continuous Voltage ... 200 VDC
Maximum Continuous Current ... 5 amp
Momentary Current (10 seconds Maximum) ... 7 amp
Exciter Field
Minimum Resistance ... 3 Ohms
Maximum Resistance ... 39 Ohms
The minimum residual build up AC voltage for AVR start ... 3.5 VAC