Technical Specifications of 25 KVA voltage Stabilizer

Technical Specifications of 25 KVA 

            voltage Stabilizer

Technology 

Torridly wound Variable Auto Transformer for Linear control and greater efficiency. (Internationally accepted)

Drive 

Direct AC drive for fastest voltage correction and durability (Without any chain, sprockets and rail of pulleys)

Controls

All the three phases controlled individually for better voltage and load management.

Applicable Standard                : IS 9815

Input Voltage Range                : 240V t0 470V

Output Voltage                        : 400V+_1%

Duty Cycle                               : Continuous 24x7

Wave Form Distortion              : Nil

Response Time                         : Less than 10ms

Suitability                                : Suitable for all power factor loads

Cooling                                    : Air Cooled

Efficiency                                 : 99%

 Major Assembly

3 Nos. Copper wound Variable Autotransformers one for each phase.

3 Nos. Heavy duty AC synchronous motor for individual phase correction.

3 Nos. Copper wound buck/boost Transformer.

3 Nos. Control circuits for individual phase control.

Winding & Wiring Material

Copper EC grade (99.9% Pure) Input/ Output Termination                                               

Transformer Oil

New Insulating Transformer Oil ISI 335 marked

Standard Fittings

(a) Two Nos. Earthing terminals.

(b) Cable end boxes for incoming and outgoing side for terminating cables

(c) Oil level indicator, oil filling hole with cap, lifting lugs and wheels.

Salient Features

“IC” based solid-state, relay less, front-loading plug in control cards for easy online serviceability.

Output voltage adjustable + 6% of set voltage from front panel.

Meters on front panel for easy monitoring of input and output voltage along with limit indicators.

Provision for Auto/Manual control from the front panel.

Wide ambient temperature operation from –20° C to 50° C.