Parameter Description Specification
Product Series ESR5 Series Electronic Motor Protection Relay
Model Variant NV3-30 Specific configuration
Rated Current Setting Range 0.1-30A (adjustable)
Power Supply Operating Voltage 24-240V AC/DC (wide range)
Motor Power Range Corresponding Rating Up to 15kW at 400V
Protection Functions Overload Protection Yes (inverse time characteristic)
Phase Failure Yes
Phase Imbalance Yes
Locked Rotor Yes
Undercurrent Yes
Earth Fault Optional
Control Inputs Digital Inputs 3 programmable inputs
Output Relays Control Relays 2 programmable relay outputs
Communication Interface Optional communication modules
Mounting Installation 35mm DIN rail
Display Indication LED status indicators
Ambient Temperature Operation -25°C to +60°C
Standards & Approvals IEC/EN 60947-4-1, UL 508, CE, cULus
The Eaton ESR5-NV3-30 is an advanced electronic motor protection relay designed to provide comprehensive protection for three-phase motors. This sophisticated device offers reliable protection against various electrical faults and abnormal operating conditions, ensuring extended motor life and reduced downtime in industrial applications.