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ABB REL316^4 HESG448750M1 HESP311651/HE501746-10120/1 A1B0U1K128H-E1I9 Numerical Line Protection Ready For Ship

ABB REL316^4 HESG448750M1 HESP311651/HE501746-10120/1 A1B0U1K128H-E1I9 Numerical Line Protection Ready For Ship

Product Name:Numerical Line Protection

Brand Name:ABB

Model Number:REL316^4 HESG448750M1 HESP311651/HE501746-10120/1 A1B0U1K128H-E1I9

Country of Origin:SWEDEN

Warranty:12 Months

Whatsapp：+86 18159889985

Email：[email protected]

Appurtenance:

1 a1b0u1k128h e1i9 numerical line protection ready for ship-1

Overview
Contact for quotation
Specifications
Description
Applications
Features
Functions
FAQ
Spares
Recommended Products

Overview

Brand Name:	ABB
Model Number:	REL316^4 HESG448750M1 HESP311651/HE501746-10120/1 A1B0U1K128H-E1I9
Country of Origin:	SWEDEN
Packaging Details:	Original new Factory Sealed
Delivery Time:	in stock
Payment Terms:	T/T

Contact for quotation

Sales Manager:	Stella
Send an email:	[email protected]
Contact in Whatsapp:	+86 18159889985

Specifications

Item	Details
Product Name	*REL3164 Numerical Line Protection System**
Product ID	HESG448750M1
Related Modules	HESP311651 / HE501746-10120/1 / A1B0U1K128H-E1I9
Manufacturer	ABB Switzerland Ltd
Function Type	Line Protection Relay System
Application Voltage	MV / HV Power Systems
Rated Frequency	50 Hz / 60 Hz
Auxiliary Supply	36–312 V DC
Communication Protocols	IEC 60870-5-103, SPA, LON, MVB
Mounting Type	Rack / Semi-flush / Surface
Dimensions	225.2 mm × 271 mm × 6U height
Weight	approx. 10–12 kg
Operating Temp	-10°C to +55°C

Description

REL316*4 HESG448750M1 is a high-performance numerical line protection relay system designed for advanced protection, monitoring, and control of MV and HV transmission networks. Developed by ABB, it provides comprehensive protection functions including distance protection, longitudinal differential protection, and backup protection for overhead lines, cables, and transformer feeders.

The system integrates multiple intelligent modules such as HESP311651, HE501746-10120/1, and A1B0U1K128H-E1I9, ensuring flexible configuration and high system reliability in complex power grid environments. It supports fast fault detection, secure communication via optical fiber links, and adaptive protection logic for demanding grid conditions.

With modular architecture, multi-protocol communication support, and robust industrial design, the REL316*4 delivers dependable operation in harsh electrical and environmental conditions, making it ideal for critical power transmission infrastructure.

Applications

Power plants: Generator protection, fault monitoring, relay coordination
Substations: Line protection, busbar differential control, switchyard data acquisition
Chemical plants: Process automation and safe signal monitoring
Steel mills: High-EMI equipment control and protection logic execution
Machinery manufacturing: Robotics, automated production lines, and control systems

Features

Advanced distance and differential protection functions
Multi-zone fault detection with fast response (≈21–25 ms)
Optical fiber communication for secure data exchange
Modular plug-in architecture for flexible system expansion
High immunity to electromagnetic interference
Multi-protocol industrial communication support

Functions

Line protection and fault isolation
Power system monitoring and event recording
Automatic reclosing and breaker failure protection
Load and voltage supervision
Fault location and disturbance recording
Programmable logic for customized protection schemes

FAQ

Q1: What is REL316*4 HESG448750M1 used for?
A1: It is used for high-voltage and medium-voltage line protection in power transmission systems.

Q2: Which communication protocols does REL316*4 support?
A2: It supports IEC 60870-5-103, SPA, LON, and MVB communication standards.

Q3: Is REL316*4 suitable for harsh industrial environments?
A3: Yes, it is designed for high electromagnetic interference and demanding power system conditions.

Q4: What protection functions are included in REL316*4?
A4: It includes distance protection, differential protection, and multiple backup protection functions.

Q5: Can REL316*4 be used in substations?
A5: Yes, it is widely used in substations for line, busbar, and switchyard protection systems.

Spares

Column A	Column B
087629-001	086351-504 086351-004
086444-005	086351-004
08644-005	086351-001
086387-001	086349-002
086384-003	086348-001
086372-001	086339-001
086370-001	086329-004
086369-001	086329-003
086364-001	07ZE63R302
086363-002 OSPS2	07ZE61R302 GJV3074321R302
086363-002	07SK90R1
086363-001	07PS62R2
086362-001	086351-504 086351-004