CONTACT US:
+91 9173772265
sales@unitechsolutions.org

CSE ZEN ESeries


CSE ZEN series developed for a multi-functional comprehensive Smart protection solution for Feeder, Generator, Motor& Transformer segment.

CSE ZEN equipped with powerful high speed Digital Signal Processor to meet an advance functional requirement like…

Key Functions :



  • Multiple Protection functions
  • Breaker Control
  • Supervision function
  • Advance Instrumentation & Metering
  • Monitoring of System hardware & software
  • Programmable Logic Functions
  • Fault Records (50)
  • Event Log (200)
  • Disturbance Records (1200 Cycles)
  • Communication protocol like Modbus - RTU, IEC 60870-103, IEC 61850.
  • Time Synchronization via SNTP
  • Multiple Setting Groups

Hardware :




  • Draw out Design
  • 8 DI + 8 DO (Expandable up to 16 DI + 16 DO)
  • CT sec – 1 /5A Site Selectable
  • PT Sec – 415 / 110 V Site Selectable
  • Wider auxiliary supply (L -18 to 60V DC / H – 80 to 280V AC 80 to 380V AC, 40-70Hz)
  • Larger LCD Display,
  • Breaker Control (via Programmable Keys on front)
  • Micro USB Front Port (supported with free programming software)
  • Back Port – RJ 45 / RS 485
  • Factory port (for onsite upgrade of device firmware)

Feeder / Generator Protection Relay

Protection Function :

  • 50 / 51P + 50 + 51N50N, 50BF, 64N, 67P, 67N46, 46BC, 79, 49, 37P,
    27/59, 59N/47, 51V, 81U/O, 81R, 32P, 25, Harmonic Blocking.
  • Supervision Function :

    86,74TC,SOTF,VTS,CTS

2 Winding Transformer Protection Relay

Protection Function :

  • 87,50/51 (HV & LV Side) ,87G,51G ,50G,46 (HV & LV Side),50BF (HV & LV Side),24V Hz

Supervision Function :

86,74TC (HV & LV Side) ,50BF,VTS,CTS

MV / HV Motor Protection Relays

Protection Function :

  • 37P, 50/51,50N/51N, 81U/O, 32R, 46, 50LR, 49, 47, 51M, 27/59, 50BF, 47/59N, 66/86, 48

Supervision Function :

74TC, Anti Back Spin Protection, CT Secondary Supervision, Temp Via RTD input (38)
Back To Top