Motor Contribution in Short Circuit Fault
Motor contribution is the Current feed back by Motor, due to rotating magnetic fied in rotor, into System during short circuit condition.
Motor contribution is the Current feed back by Motor, due to rotating magnetic fied in rotor, into System during short circuit condition.
For Electrical Network with non linear loads, Current Distortion limits are defined in IEEE 519. To ensure Quality Power Supply to Assets, Mitigate !!
Lightning is electrostatic discharge, causing the instantaneous release of energy. SPD diverts surge to ground without impacting utility supply.
Mechanical properties of fasteners made of carbon steel and alloy steel ISO 898, with respect to Bolt class, Bolt Material, Proof Strength, Tensile Strength
LOTO – Lockout Tagout is the Physical restraint of Device as Hazardous Energy source, While doing Servicing/Maintenance.
ANSI standard Device Numbers and Acronyms, for Intelligent Electronic Device – IED Protection Relays / microprocessor based controllers / Numeric relay.
Arc Flash assessment determines the degree to which worker may be exposed to potential Arc Flash Hazards and what kind of PPE is required.
Non Linear Loads are every where, which distorts the waveform, Hence analysis and Mitigation of Waveform Distortation / Harmonics is need of the day.
In Practice there wiill always difference in phase displacement between primary and secondary currents, Allowed limits are defined in IEC 61869-2.