AC Generators

AC Generator 5 to 90kVA

FEATURES

• Compact and aesthetically built
• Conforms to all leading industrial and marine standards
• Simple design, fewer parts easy access to coupling bolts, output terminals, and rotating diodes.
• Simple to install and maintain
• Wound with 2/3 pitches in stator to eliminate harmonics
• Sophisticated and reliable AVR, having good capability to handle non-linear loads
• Self lubricating, sealed type for ball bearing
• Paralleling operation facility is optional in frame 4AB200 & 4AB225

Technical Specification

Particulars
Phase	Three/single
Frequency, Hz	50
Voltage, V	415/240
Power factor, lag	0.8
Ambient	40°C
Altitude	1000 mtrs
Speed, rpm	1500
Mounting	Horizontal foot mounted
Duty	Continuous
Direction of rotation	Clockwise from DE
Automatic voltage regulator	M/c mounted
Voltage regulation	+/-1% with 4% prime mover speed variation
Standards	IS 4722 -1992, IEC 34
Class of insulation	H
Temperature rise	H
Enclosure	IP 20
Cooling	IC 01
Wave form distortion (thd)	Less than 3%
Overload capacity	10% overload for 1 hour. once in 12 hours
Unbalance permitted	25% with none of the phase currents exceeding the rated current. Temperature rise limits for corresponding class of insulation may exceed 10°C under such conditions. Voltage regulation under above condition will not apply.
No. of bearings	Single/double
Lubrication type	Grease lubricated

AC Generator 100 to 650kVA

Features

• Compact and aesthetically built
• Conforms to all leading industrial and marine standards
• Simple design, fewer parts, easy access to coupling bolts, output terminals, and rotating diodes
• Simple to install and maintain
• Range of flange adopters and single bearing flexi-disc couplings
• Wound with 2/3 pitches in stator to reduce harmonic effects.
• Permanent Magnet Generator (PMG) for providing constant excitation (Optional)
• Paralleling with other generator or main grid
• Self lubricating, sealed type for ball bearing
• Sophisticated and reliable AVR, having good capability to handle non-linear loads.

Technical Specification

Particulars
Phase	Three/single
Frequency, Hz	50
Voltage, V	415/240
Power factor, lag	0.8
Ambient	40°C
Altitude	1000 mtrs
Speed, rpm	1500
Mounting	Horizontal foot mounted
Duty	Continuous
Direction of rotation	Clockwise from DE
Automatic voltage regulator	M/c mounted
Voltage regulation	+/-1% with 4% prime mover speed variation
Standards	IS 4722 -1992, IEC 34
Class of insulation	H
Temperature rise	H
Enclosure	IP 20
Cooling	IC 01
Wave form distortion (thd)	Less than 3%
Overload capacity	10% overload for 1 hour. once in 12 hours
Unbalance permitted	25% with none of the phase currents exceeding the rated current. Temperature rise limits for corresponding class of insulation may exceed 10°C under such conditions. Voltage regulation under above conditions will not apply
No. of bearings	Single/double
Lubrication type	Grease lubricated