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Home » Products » AC High Current » Primary Current Injection Test Set

Primary Current Injection Test Set

Primary Current Injection Test Set
Primary Current Injection Test Set
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Product Code : 30
Product Description

Primary Current Injection Test Sets are used to loading, Calibration and testing of CT's bimetals relays, Protection relays etc. Mostly Primary Injection Test set are designed as per customer's specification. The Primary Injections Test sets are of 15 minutes ON/30Minutes OFF duty i.e. testing duty only. Loading transformers are design for continuous use for Temperature Rise or bus duct/Bus Bar etc. Optional accessories requirement may include cable termination, timer, Temperature Indicator, multiple contactor, individual Phase control etc. Equipments are Compact in nature. It is available in portable trolley type/stationery type model And Optional digital/analogue timer. Main Transformer up to 25,000Amps.

Special Features

  • Supplied up to 25000 Amps.
  • Electronic Parameter Monitoring.
  • Multiple safety interlocks for the operator.
  • Rugged in construction for site application.

Technical Specifications

Parameters

Description

I/p Voltage

380/ 400V Three Phase 50/ 60HZ AC Supply

O/p Current

Up to 25000A

Capacity

Up to 500KVA

Duty Cycle

Intermittent or countinous

Control

1- The unit can be manual/motorized control for cuurent variation and push button controlled.
2- The unit can be microprocessor based complete with on board digitized panel.
3- The unit can be PLC based complte with computer, HMI memory, printer etc. for operation.

Power Components

1- Step down transformer : 3 Nos. double wound transformer shall be used for supplying high
Current and low voltage for testing.
2 - Auto Transformer : 3 Nos. Motorized Auto Transformer shall be used for controlling the
output voltage from zero to maximum to control the load Current.

Metering

1- Ampere meter : 3 Nos. Digital Ampremeter shall be provided with 0.5 classes CT to indicate
the output current. The size of the amperemeter shall be 96 sq.mm.
2 - Voltmeter : A digital voltmeter with selector switch shall be provided to indicate the output
voltage each phase/phase to phase, if required.
3 - Line On Indicator : Neon lamp indicators are provided for input indication.
4- Main ON/OFF switch : Three pole ON/OFF is provided for input ON &OFF.

Termination

Output is brought on Copper bus-bars

Control Panel

(i) ON/OFF switch
(ii) Separate indication lamps for all three phases in three phase unit.
(iii) Digital Output Ampere meter and Voltmeter with selector switch.
(iv) Push buttons for raising and lowering the Output current separately
for each phase with change over switch and Push buttons for raising current
of all the phases simultaneously

Regulating Transformer


Will be suitable for Motorized operation having limit switches, lifting arrangement
for Regulating Transformer and for the whole unit, Input & Output Indicators.
The whole unit will be fitted with suitable input 3 Phase 4 Wire and will be mounted
on 6” casted wheels.Will be suitable for Motorized or manual operation having limit switches.

Step Down Transformer

Shall be air cooled type. Primary winding having DCC insulation and secondary winding of
bare copper strip (RYB & Neutral). The unit shall be housed in a MS Sheet body supported
an angle iron frame. Output RYB-N shall be brought out on Copper bus- bar of electrolyte grade.
The output with connected star so in case of need each phase can be used independently.
Casted wheels shall be of 6" dia for easy movement.


RECTIFIERS & ELECTRONICS PVT. LTD.
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RECTIFIERS & ELECTRONICS PVT. LTD.
10/3, DLF Industrial Area, Moti Nagar, New Delhi - 110015, India
Mr Manish Arora (Director)
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