STC THREE PHASE AC SYNCHRONOUS ALTERNATORS

STC series alternator (generator),is used as power generating unit of small capacity. It is of drip-proof, salient pole rotating field, and adopt harmonic excitation system,easy operation and maintenance.
The alternator is three phase, four wire type,selected star connection with neutral point. It can be coupled with a prime mover directly or through V-belt

Electric performance
Rated output power: 3kw-50kw(3.75kva-62.5kva)
Rated voltage:400v,380v,230v
Rated frequency: 50/60hz
Rated speed: 1500/1800rpm
Excited type: Harmonic self excited
Insulation: Class B
Protection: IP21
Power factor:0.8 lagging
Voltage regulation: AVR automatic control

This series alternator can be operated continuous at rated load under following conditions:
Altitude above sea level: ≤1000 meters
Cooling air temperature: -15℃～40℃
Relative air humidity: ≤ 90%