Transformer Roller Type

We are making and supplying of Transformer Rollar Type in Chandigarh, India. Details as given below:-


TECHNICAL SPECIFICATION

Voltage Range- 340-480/415 vac 3A,, A 20%
Frequency range- 50Hz, A 5% Hz
Phase- Three phase + neutral + GND

OUTPUT
Voltage Range- 380/400/415 vac, 3A, A 1.5% (adjustable voltage by preset)
Frequency Range- Synchronized with the supply frequency (line mode), 50Hz, A 5% Hz
Power Factor- > 0.95
Waveform- Sinusoidal pure sine wave/no distortion
Phase- Three phase + neutral + GND
Overload capacity- 120% - 60s, 200% - 10 s
Display- Digital/Analogue I/P & O/P volt meter

Protection- Over voltage 253 vac (L-N), Output shutoff after 4-7s delay Low voltage 176 vac (L-N), Output shutoff after 4-7s delay Automatic circuit breaker rated at 130%, Overload capability for heavy start load.
Control- ON/OFF-Normal circuit breaker switch, Output voltage selector switch, Power start button, Power stop button
Response time- < 35 ms/volt
Insulation Resistance- D.C. 1000V a Y 2M IC
Features- Compensator & auto self starting after power failure
Electrical Strength- 2000 V power frequency for 60 seconds without breakdown & flash over
Efficiency- > 98%

Ambient Temperature- -20A C to + 50A C
Relative Humidity- < 90% (no condensation)
Audible noise- 45dB a 55dB at 1 meter


Applications:-

Air cooled version
Life at full load is 15-20 yrs.
Negligible losses in full buck-boost condition.
100% duty cycle
Self lubricating carbon roller assembly
Roller movement is on both side