Mark X

Electrical characteristics

• Power supply voltage: 170 ÷ 277 Vac @ 100/120 Hz
• Power supply source: Permanent Magnet Generator PNG
• Voltage build-up: 5 Vac
• Voltage sensing type: 1-phase / 3-phase
• Voltage sensing range: 170 ÷ 480 Vac
• Current sensing type: 1-phase
• Current sensing range: 1 Aac
• Maximum continuative field current: 0 ÷ 8 Adc
• Maximum forcing field current: 0 ÷ 15 Adc
• Maximum field voltage: 100 Vdc
• Field resistance: 3 Ω ÷ 20 Ω
• Regulation accuracy from no load to full load: ±0.5 %
• Steady state accuracy: ±0.1 %
• Accuracy with ±4% engine governing: ±1 %
• Thermal Drift: ±0.5 %
• Response time: 1 cycle
• Operating temperature: -30°C ÷ +70°C
• Storage temperature: -40°C ÷ +80°C

Features

• Droop compensation

Protections

• Under-frequency limiter
• Over-excitation limiter
• Internal fuse, replaceable

Control

• External potentiometer: 100 kΩ - 1 W
• External DC voltage signal (± 3 v)

Dimensions and weight

• L: 180 mm
• B: 170 mm
• K: 160 mm
• J: 150 mm
• H: 41 mm
• D: 6.5 mm
• Weight: 670 g