Product Profile of Numerical Motor Protection Relay

Numerical Motor Protection Relay ensures protection against thermal overload, start number, over-current, earth fault, unbalance etc. The Motor Protection Relay enables start-up time supervision and is designed with stall detection element. Numerical Motor Protection Relay is manufactured by Ashida Eletronics Pvt. Ltd., an ISO 9001:2008 recognised company.

Ashida Eletronics Pvt. Ltd. Also manufactures a wide range of electrical power protection relays, auxiliary protection relay and SCADA systems. The Numerical Motor Protection Relay is equipped with Negative Phase Sequence element including Phase reversal.

Salient features of the Numerical Motor Protection Relay:

• Thermal Overload Protection.

• Start-up Time Supervision.

• Stall Detection Element.

• Start Number Protection.
Over-Current Protection including Doubling feature

• Selection of Curve: Five selectable IEC curve, Normal Inverse, Very inverse, Extremely inverse, Long time inverse and Define Time

• Five selectable IEEE / ANSI Curve C7 to C11 and C12 RI curve & C13 RXIDG curve with Drop-off time delay.

• Earth Fault Protection [Internally derived 3Io & Externally EF or REF].

• Unbalance Protection.

• Negative Phase Sequence element including Phase reversal.

• Under Voltage Protection.

• Over Voltage Protection.

• Residual O/V [NDV] Protection.

• Under Current Protection.

• Active Under Power Protection.

• Active Over Power Protection.

• Power Factor Protection.

• Reverse Power Protection.