Electrical characteristics

● Power supply voltage: 170 ÷ 277 Vac @ 50 ÷ 400 Hz

● Power supply source: Auxiliary windings, mains, PMG

● Voltage build-up: 15 Vac

● Voltage sensing type: 1-phase / 3-phase

● Voltage sensing range: 100 ÷ 500 Vac

● Current sensing type: 1-phase

● Current sensing range: 1 Aac / 5 Aac

● Maximum continuative field current: 0 ÷ 10 Adc

● Maximum forcing field current: 0 ÷ 20 Adc

● Maximum field voltage: 250 Vdc

● Field resistance: 3 Ω ÷ 20 Ω

● Regulation accuracy from no load to full load: ±0.25 %

● Steady state accuracy: ±0.1 %

● Accuracy with ±4% engine governing: ±1 %

● Accuracy in PF / VAR / FCR modes: ±2 %

● Voltage matching accuracy: ±0.5 %

● Thermal Drift: ±0.5 %

● Response time: 1 cycle

● Operating temperature: -30°C ÷ +70°C

● Storage temperature: -40°C ÷ +80°C

Features

● Interface: MEC-100 Interface System software

● Interface port: Serial RS232

● Voltage remote control: Arrangement

● Radio interference suppressor: Arrangement for external filters

● Over-boosting: Arrangement for Varicomp

● Parallel operation with the mains: Internal

● Parallel operation with similar generators: Arrangement

Functions

● Droop compensation

● Soft start

● Voltage matching

Protections

● Under-frequency limiter

● Over-excitation limiter

● Under-excitation limiter

● Field over-voltage

● Fied over-current

● Generator over-voltage

● Generator under-voltage

● Generator over-current

● Loss of sensing

● Diode monitoring

Control

● 2 external DC current inputs (4 ÷ 20 mA)

● 8 digital contact inputs

● 2 digital outputs

Dimensions and weight

● L: 353 mm

● B: 183.5 mm

● K: 322 mm

● J: 148.5 mm

● H: 53 mm

● D: 4.5 mm

● Weight: 2000 g