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Gemco manufactures Heavy duty Solid State Automatic Battery
Chargers with high reliability for various critical applications
like Power Stations, Railways, Emergency supplies etc.
The
Battery chargers are Thyristor controlled with float, Boost,
Trickle charge features and all essential protections.
The
standard chargers are 30V 50 Amps, 110V 200A, 220V 300A and
constant current charges upto 600 Amps.
SALIENT
FEATURES OF GEMCO THYRISTOR DRIVE PANELS
1.
Mains Isolator Switch/ ACB/ MCCB in the Incomming AC supply.
2.
Input AC supply variations upto ± 15% permitted.
3.
System immune to input supply phase sequence.
4.
Fully Controlled 6 Pulse / 12 Pulse Thyristor Convertors.
5.
Surge Voltage Suppression.
6.
Snubber Circuits across each power device provided.
7.
High Speed Fuses for Thyristor Protection.
8.
Electronic Over Current Tripping.
9.
Motor Overload Protection Relay Provided.
10.
Single Phasing Protection.
11.
Field Failure Protection Relay Incorporated.
12.
Electronic Circuit to Indicate Blown Fuse.
13.
Adjustable Current Limit 0-150%.
14.
Gradual Acceleration of motor with adjustable ramp time of
2 to 30 seconds.
15.
Line Reactors in each ac line provided for DI / DT protection.
16.
Over Temperature Tripping
17.
Single Plug in Glass Epoxy PCB with latest electronic circuitary
used to give the desired performance.
18.
Front Accessible Test Points at various stages.
19.
Electronic Leds at various stages of circuits for easy fault
diagnostics.
20.
Front Accessible and simple adjustments on the electronic
card.
21.
Simple & Rugged circuitary for reliable and trouble free
operation.
22.
front accessibility of all components permits very easy and
quick trouble shooting and rectification.
23.
Use of single card helps reduce down time as the card can
be replaced quickly even by an electrician.
24.
Selection of voltage or tachogenerator feedback.
25.
DC Voltmeter/ DC Ammeter / RPM Meter provided on front of
panel.
26.
Eight Point Led fault display window on the front of panel.
27.
Optional Overvoltage / Undervoltage / Over Speed Tripping
Offered.
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