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ABB REL670 Distance Protection Relay
Model: REL670-2.1
4-hour response · Pricing in SAR · Delivery across all KSA regions
REL670-2.1 — ABB REL670 Distance Protection Relay
The ABB REL670 is a line distance protection IED for high-voltage overhead transmission lines and cables. It provides fully numerical distance protection with zone overlap, power swing blocking, and teleprotection schemes compliant with IEC 61850 and IEEE 1588 for precision time synchronization.
Deployed in Saudi Aramco, SEC, and SWCC transmission substations, the REL670 is the premier protection relay for HV transmission lines in Saudi Arabia. Razz Middle East provides full relay engineering, testing, and commissioning services.
Technical Specifications
Full specifications for the REL670-2.1
- Voltage
- 11–500 kV (via VT)
- Current Inputs
- 6 × CT
- Distance Zones
- Up to 6 forward, 2 reverse
- Teleprotection
- POTT, PUTT, Blocking schemes
- Communication
- IEC 61850 Ed2, GOOSE, IEEE 1588
- Time Sync
- GPS / IEEE 1588
- Mounting
- 19" rack
Key Features & Benefits
- Adaptive distance algorithms for accurate reach
- Power swing detection and blocking
- Advanced teleprotection logic
- PMU (Phasor Measurement Unit) output
Industrial Applications in Saudi Arabia
- HV transmission line protection
- Cable feeder protection
- Sub-transmission networks
- Grid-connected renewable energy plants
Industrial Supplier in Saudi Arabia
Get a Quote for the ABB REL670 Distance Protection Relay
We respond within 4 business hours. Send model REL670-2.1 for competitive pricing in SAR with delivery across Saudi Arabia and the GCC.
Frequently Asked Questions — REL670-2.1
Common questions from buyers in Saudi Arabia and the GCC