Voltage ratings: 240V, 480V, 600Y/347V
Trip units: 15A to 250A
Interrupting capacity: 10kAIC to 100kAIC
One-inch pole spacing (except QR 250A frame)
Suitable for spas, hot tubs, kitchens, bathrooms and various construction applications
Field-installable accessories: shunt trip, auxiliary switch, shunt/aux combinations (side-car mounted or internal pockets)
Complies with UL, CSA, NOM, IEC global standards
Product Type: Protection Relay
Relay Application: Universal
Reference / Model: REL52056
Mounting Size: 30TE, flush mounting
Power Supply: 48–230 V AC/DC
Measuring Inputs: 3 CT phase current, 1 CT residual current, 4 VT 100/110 V
Digital Inputs (DI): 16
Digital Outputs (DO): 8
Communication Ports: 2 rear RJ45, 1 front USB
Communication Protocols: IEC 61850 ed.1 & 2, IEC 60870‑5‑101, DNP3 TCP, Modbus TCP, EtherNet/IP
Protection Functions: Phase overcurrent, overload, earth fault, breaker failure, broken conductor detection, inrush protection, automatic recloser, switch‑ON to fault (SOTF), etc.
Dimensions: Height 169.5 mm, Width 170 mm, Depth 205 mm
Net Weight: 2.5 kg
Front Protection Degree: IP54
Range of Product: PowerLogic P3
Product Type: Protection relay
Application: Motor
Device Mounting: Flush
Power Supply: 24…48 V DC
Measuring Inputs:
6 × 1/5 A CT phase current
2 × 5/1 A CT residual current
1 × 1/0.2 A CT residual current
4 × 100/110 V VT voltage
Sensors: 0 temperature, 0 arc
Digital Inputs (DI): 12
Digital Outputs (DO): 14 + 1 watchdog
Analog Inputs/Outputs: 0
Communication Ports: Front USB 1, Rear RJ45 1, Rear RS485 1
Communication Protocols: IEC 61850 ed.1 & 2, IEC 60870-5-101/103, DNP3/DNP3 TCP, Modbus TCP/RTU, EtherNet/IP, DeviceNet, SPAbus
Cybersecurity: Password protection, port hardening
Protection Functions: Synchro-check, undervoltage, directional underpower, phase undercurrent, negative sequence overcurrent/overvoltage, excessive start time/locked rotor, thermal overload, earth fault overcurrent, phase overcurrent, breaker failure, SOTF, capacitor unbalance/overvoltage, overvoltage, stator earth fault, restricted earth fault, motor restart inhibition, directional phase/earth overcurrent, H2/H5 detection, underfrequency, frequency rate change, lockout relay, machine differential, programmable stages & curve, cold load pick-up
Relay Type: Differential current relay
Measurement Functions: 3-phase, zero/positive/negative sequence current & voltage, short circuit fault reactance, fault location, earth fault reactance, frequency, active/reactive/apparent power & energy, cos φ, tan φ, power factor & angle, phasor diagrams, harmonics 2nd & 15th with THD, CB wear monitoring, voltage interruption
Control Functions: Switchgear control & monitoring, programmable interlocking, local/remote control, 2 function keys, Easergy SmartApp, Web-server
Monitoring Functions: Trip circuit supervision, breaker monitoring, self-monitoring, event/disturbance recording, CT/VT supervision
Connections: Screw removable (DI/DO), ring lug fixed (CT), pin removable (VT)
Display & Keys: LCD 128x128 (SLD & ANSI), 2 customizable keys, 2 LEDs + 16 program
