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Numerical Self Powered Protection Relay For RMU :ADR141S buy in Thane
Buy Numerical Self Powered Protection Relay For RMU :ADR141S
Numerical Self Powered Protection Relay For RMU :ADR141S

Numerical Self Powered Protection Relay For RMU :ADR141S

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India, Thane
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Technical characteristics
  • BrandSelf
Description
The ADR141S is self powered relay, Non-communicable 3 OC and 1 EF with Instantaneous high set specially designed for Protection of Ring Main Unit or compact sub-station where no any external power supply is not available.

ANSI Protection Functions
50 Instantaneous Over current Protection (OC-Inst.)
50N Instantaneous Earth Fault Protection (EF-Inst.)
51 Time Over current Protection (Phase) (OC-IDMT.)
51N Time Over current Protection (Earth) (EF-IDMT.)


Specifications :

Auxiliary Voltage supply is not required.

Low energy pulse output tripping for RMU.

4 Element (3 Phase + EF) over current IDMT with instant trip.

Display of fault current. / Load current.

Selection of Curve: Six selectable curves (Normal Inverse1 (C1), Normal Inverse2 (C2), Very Inverse (C3), Extremely Inverse (C4), Long Time Inverse (C5) & Definite Time (C6).

Separate curve selection for phase and EF.

Latching of fault current up-to last 5 fault.

Programmable Annunciation Contact

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Numerical Self Powered Protection Relay For RMU :ADR141S
Numerical Self Powered Protection Relay For RMU :ADR141S
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