STELMEC LTD.
Featured Products
Highest quality standards are achieved through the implementations of latest technology, decades of experience and everlasting moral values , which have helped us to retain our customers as well as multiply them.
Welcome to STELMEC LTD.
Numerical Over Current And Earth Fault Protection Relay
Salient Features
- Software configurable 1A & 5A CT input
- Two stages over current and two stage Earth fault protection Relay
- IDMT characteristics - NI,VI, EI, LTI, 3s, 1.3s, 0.6s & DTL
- Latest 999 fault events with 1 ms time stamp resolution
- User friendly local HMI
- Hardware and software self-diagnosis
- NDR controlled earth fault protection
- Circuit breaker fail protection
- Trip circuit supervision
- Multi-shot Autoreclosure
- Cold load pick up
- 1 or 2 or 4 setting groups – auto or manual selection
- IEC 60870-5-103 and/or MODBUS-RTU communication protocol
- Inbuilt disturbance recorder
- User configurable 7 DI / 6 DO
- Draw-out / Fixed type case
Restricted And Sensitive Earth Fault Protection Relay
Salient Features
- Software configurable 1A & 5A CT input
- IDMT characteristics - NI,VI, EI, LTI, 3s, 1.3s, 0.6s & DTL
- Transient free phase fault & earth fault high set elements
- Latest 999 fault events with 1 ms time stamp resolution
- User friendly local HMI
- Hardware and software self-diagnosis
- Circuit breaker fail protection
- Trip circuit supervision
- User configurable 7 DI / 6 DO
- Under configurable 6 DO
- Draw-out / Fixed type casing
Numerical Voltage Protection Relay
Salient Features
- Two stage over voltage protection
- Two stage under voltage protection
- Two stage residual voltage protection
- Wide operating range of auxiliary input – 18 to 135V DC or 85 to 350V DC
- In built 10 min. time delay function used for Capacitor bank protection
- Protection function Enable/Disable function
- Voltage Input Monitoring
- User Programmable 6 Output contacts
- User Programmable 7 digital inputs
- User friendly settings and Indications
- Latest 999 fault events with 1 ms time stamp resolution
- IEC 60870-5-103 and/or MODBUS-RTU communication protocol
- Self Monitoring facility (Watchdog)
- Draw-out / Fixed type case
Our Vision
* To embrace new technologies and methods. * To give unsurpassed products and services to the clients. * To constantly look for improvement and changes.
