Manish Electric

• Number Of Poles2 Pole
• MaterialPlastic
• Usage/ApplicationRelay Modules
• Relay TypeGeneral Purpose Relays
• Relay Voltage typeAC, DC

MY2, MY4, G2R1 ,LY4N

The Reyrolle 7SR10 Argus Overcurrent And Earth Fault Relay Is A Numerical Overcurrent Protection Relay Intended As A Simple Protection Solution For Distribution And Industrial Applications.

Housed In A 4U High, Size 4 Non-withdrawable Case, These Relays Provide Protection, Monitoring, Instrumentation, And Metering With Integrated Input And Output Logic, Data Logging And Fault Reports. Communication Access To The Relay Functionality Is Via A Front USB Port For Local PC Connection Or Rear Electrical RS485 (Optional) Port For Remote Connection

• Cold Load Pickup (51c)

• Two Settings Groups
• Password Protection – 2 Levels
• User Programmable Logic
• Self-monitoring
• Circuit Breaker Trip And Maintenance Counter

Protection Functions

• Broken Conductor, Load Unbalance (46bc)
• Negative Phase Sequence Overcurrent (46nps)
• Thermal Overload (49)
• Instantaneous Overcurrent Protection (50)
• Instantaneous Earth Fault (50n/g)
• Time Delayed Overcurrent Protection (51)
• Time Delayed Derived/measured Earth Fault Protection (51n/g)
• Cold Load Pickup (51c)
• Circuit Breaker Fail (50bf)
• Time Delayed Sensitive Earth Fault Protection (51sef)
• Inrush Restraint (81hbl2)
• Instantaneous Sensitive Earth Fault (50sef)

Supervision Functions

Trip Circuit Supervision (74tc)

Total Harmonic Distortion Supervision (81thd)

1. Control Functions

Lockout (86)

Cb Control