Power System Lab

“We are OEM and NSIC Approved in more than 300 categories on GEM.This item is available on GEM for purchase pan-India”

Power System Lab

“We are OEM and NSIC Approved in more than 300 categories on GEM.This item is available on GEM for purchase pan-India”

IDMT UNDER VOLTAGE RELAY

Under Voltage Relay –IDMT along with Relay test Kit

Electromechanical type – IDMT Type

With Plug setting & Time setting multiplier

110V , With “NO” & “NC” Contact @5A Ratings

The above relay should be mounted with Powder coated MS Cabinet with stickered front panel

Voltage input (PT Input) terminated by banana connectors for external voltage input

Relay test Kit (Voltage injector kit)

One number of variable AC voltage Source of 0-400VAC

One number of Autotransformer to adjust the voltage output

One number of digital AC Voltmeter (0-300V) to measure the Voltage output

One number of Automatic trip time measurement circuit (ATTM Circuit) for Relay trip time measurement

One number START push button in ATTM Circuit

One number STOP push button in ATTM Circuit

One number Digital stop Clock in ATTM Circuit to measure relay trip time

All should be mounted on a nice cabinet with diagram stickered front panel.

230VAC@50Hz AC Input with power ON/OFF Switch

IDMT EARTH FAULT RELAY

Earth Fault Relay along with Earth Fault simulator set up (Motor set up)

Type :  Single Pole/element E/F Relay

CT Input :  2A

PMS :  50% -200% in steps of 25%

TMS :  1 to 1 in steps of 0.1s

Function :  IDMT

Curve :  IDMT curve of 3sec as per IEC-255

Features Self powered : Hand reset type-Mechanical Flag Indicator

Earth Fault simulator set up (Motor set up)

One number of 3 phase ac induction motor/0.5hp/3 phase/1440rpm for short circuit /earth fault creation

One number of short circuit resistor to limit short circuit /Earth current

One number of digital AC Ammeter (0-20A) /3.5 digit / MECO Make to measure the earth current input in amp

One number of 0-20A variable ac current source to test the relay

One number of Automatic trip time measurement circuit (ATTM Circuit)

One number START push button in ATTM Circuit

One number STOP push button in ATTM
Circuit

One number LCD – Digital stop Clock in ATTM Circuit to measure relay trip time in S , S/10 , S/100

One number reset switch in front panel to restart the digital stop clock

All should be mounted on a nice cabinet with diagram stickered on front panel.&230VAC@50Hz AC Input with power ON/OFF Switch

PERCENTAGE DIFFERENTIAL RELAY

Percentage differential relay setup to study the construction of relay and to find the operating characteristics of the relay.

Setup will consist of ABB make percentage differential relay,

Auto transformer 0-270V, 2A, Ammeter (AC, 10A), Rheostat 5A, 45 ohms,

Rheostat 10A, 20Ohms,

Isolation/Protection transformer,

Current transformer, Auxiliary DC supply unit with transformer, and DP MCB.

All the accessories and relays will be fitted on sheet fixed to M.S. Box

Cabinet almirah type suitable for cable mounting with lock and key arrangement.

Address List