ABB

ABB HESG447449R1 70LR01A-E Relay Module

SKU HESG447449R1 70LR01A-E

In stock
  • 12-month warranty
  • Free returns within 30 days

  • Manufacturer: ABB

  • Product No.: HESG447449R1 70LR01A-E

  • Country of origin:Sweden

  • Product Type: Relay Modules

  • Barcode: 8537101190

  • Payment: T/T, Western Union

  • Weight: 1220g

  • Dimensions: 24.0 x 19.0 x 5.3 cm

  • Shipping port: Xiamen

  • Warranty: 12 months

Description

The ABB HESG447449R1 70LR01A-E is a specialized relay module engineered specifically for deployment within the ABB Procontrol P13 industrial control and distributed control system (DCS) architecture. This module provides reliable signal routing, electrical isolation, and digital switching capabilities, serving critical control and protection loops in power generation and heavy industrial facilities.

Designed to integrate directly into the Procontrol P13 hardware ecosystem, the HESG447449R1 70LR01A-E interfaces with system backplanes and local bus structures to facilitate secure communication and interlock management. Its internal circuitry ensures precise command execution and stable operational states, maintaining high system availability and signal integrity in demanding plant environments.

Features

  • Engineered specifically for the ABB Procontrol P13 DCS platform
  • Provides secure electrical isolation and reliable signal switching
  • Supports system interlocks, trip circuits, and digital command routing
  • Built for continuous operation in harsh industrial and power generation environments
  • Directly compatible with standard P13 backplane mounting and local bus architecture

Applications

  • Power generation plant automation and turbine control systems
  • Procontrol P13 distributed control system retrofits and expansions
  • Heavy industrial process automation and interlocking circuits
  • Critical signal switching and galvanic isolation applications

Technical Specifications

Parameter Specification
Manufacturer ABB
Exact Model HESG447449R1 (70LR01A-E)
Product Family Procontrol P13 System
Product Type Relay Module
System Environment Distributed Control System (DCS)
Mounting Type Procontrol P13 Rack / Backplane
Country of Origin Sweden
Dimensions 24.0 x 19.0 x 5.3 cm
Net Weight 1.22 kg

Installation Guidelines

  1. Verify that the part number HESG447449R1 70LR01A-E matches the replacement or system expansion requirement.
  2. De-energize the target Procontrol P13 rack or subrack before handling any hardware modules.
  3. Inspect the module edge connectors and backplane slot for dust, debris, or bent pins.
  4. Align the module carefully with the designated slot guides and insert it firmly into the P13 backplane.
  5. Secure any retention mechanisms and restore system power according to standard plant commissioning protocols.
  6. Verify module status LEDs and check controller diagnostics via the P13 engineering environment.

FAQ

What system is the ABB HESG447449R1 70LR01A-E designed for?
The ABB HESG447449R1 70LR01A-E is designed specifically for integration within the ABB Procontrol P13 distributed control system (DCS) architecture.

What is the primary function of the HESG447449R1 70LR01A-E module?
The ABB HESG447449R1 70LR01A-E functions as a specialized relay module providing secure electrical isolation, signal switching, and interlock management for critical industrial control loops.

How is the ABB HESG447449R1 70LR01A-E mounted?
The ABB HESG447449R1 70LR01A-E mounts directly into standard rack slots within the Procontrol P13 backplane system, connecting to the internal local bus.

What are the physical dimensions and weight of this module?
The ABB HESG447449R1 70LR01A-E measures approximately 24.0 x 19.0 x 5.3 cm and has a net weight of 1.22 kg.

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  • Standard Delivery: 4–6 business days via DHL, FedEx, and UPS.
  • Express Dispatch: Same-day dispatch for in-stock orders placed before 2:00 PM (GMT+8).
  • Worldwide Coverage: Serving over 150 countries.

Returns & Warranty

  • 30-Day Guarantee: Returns accepted for in-stock products in original, factory-sealed packaging.
  • 12-Month Warranty: Every industrial component is backed by our technical warranty.
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Global Express Shipping

  • Standard Delivery: 4-6 Business Days via DHL, FedEx, and UPS.
  • Express Dispatch: Same-day dispatch for in-stock orders placed before 2:00 PM (GMT+8).
  • Worldwide Coverage: Serving over 150 countries, including rapid delivery to Saudi Arabia and UAE.

Returns & Warranty

  • 30-Day Guarantee: Returns accepted for in-stock products in original, factory-sealed packaging.
  • 12-Month Warranty: Every industrial component is backed by our professional technical warranty.

Orders are processed and delivered Monday-Friday (excluding public holidays).


For full eligibility, restocking fees, and international return details, please view our official Refund & Return Policy .

TECHNICAL SPECIFICATIONS

Country of origin
Sweden

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