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KE Series Relays


The KE Series Relay by NewElec offers advanced motor protection and earth leakage relay functionality in a single compact solution. Ideal for pumping systems and motor-driven equipment, it delivers real-time pump monitoring and optimises pump efficiency by detecting faults before failure occurs. Built to reduce downtime and prevent costly damage, the KE Series is perfect for industrial and municipal operations that demand continuous performance and electrical safety.

Description

KE Series Relay
Comprehensive Earth Leakage and Motor Protection for Pumps and Motors

The KE Series Relay from NewElec is an intelligent protection solution designed to safeguard electrical motors and pump systems in environments where reliability, performance, and electrical safety are non-negotiable.

This all-in-one unit functions as an earth leakage relay, a motor protection device, and a pump monitoring system—ensuring operations run safely and efficiently, while also extending equipment lifespan and improving pump efficiency.

Key Features
Integrated Earth Leakage Relay Protection
Detects ground faults early to protect personnel, reduce fire hazards, and prevent motor or pump damage.

Advanced Pump Monitoring
Monitors electrical performance and motor current levels to detect underload, overload, dry-run, or blocked pump conditions—critical to ensuring pump efficiency.

Precision Motor Protection
Shields motors from damage due to phase loss, current imbalance, or startup failures.

Real-Time Alarms and Trip Outputs
Built-in alarms provide instant alerts to anomalies, reducing response time and unplanned downtime.

Flexible Installation
Compact, DIN-rail mountable unit designed for easy integration into new and existing systems.

Ideal Applications
The KE Series is the preferred choice for:

Water and Wastewater Pump Stations

Irrigation and Agricultural Pumping Systems

Industrial Process Equipment

HVAC and Circulating Pump Systems

Explore related applications in the Water Treatment Plant sector or Agricultural Motor Protection where reliable pump monitoring and motor protection are essential.

Why Choose NewElec’s KE Series?
Backed by NewElec’s decades of local expertise, the KE Series is purpose-built for South African industries where downtime is costly and reliability is key. With its combined earth leakage relay and pump monitoring capabilities, it ensures optimal motor protection and improves operational performance across the board.

Additional information

Industry Requiring Motor Protection

Agriculture, Material Handling, Mills, Mining, Petro Chemical, Pulp and Paper, Refinery, Waterworks

Application

Aeration Fans, Central Pivot Pumps, Centrifugal Pumps, Centrifugal Pumps (Mixed Flow And Radial Flow), Centrifuge, Centrifuge Fans, Compressors, Conveyor Magnetic Loop, Cranes, Crusher Motor, Dewatering Pumps, Fans, Induced Draft Fans, Mag Pumps (magnetite), Material Extraction Fans, Material Handling Cranes, Mill Motors, Overhead Cranes, Positive Displacement Pumps, Pumps, Screen Conveyors, Slurry Pumps, Stacker Reclaimer, Submersible Pumps, Submersible Pumps (Multi Stage Pumps), Vibration Screen

Brochure

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KE Series Brochure

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Compressor Protection and Control System Flyer

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SMS Module Cable Theft Detection Alert Flyer

Product Kits

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KE Kits

Documents

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KE Series User Manual

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KE MMI-420-EP User Manual 01B

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KE Profibus User Manual 01E

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KE RDU-420 User Manual 00C

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KE Relay Bootloader User Manual 01A

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KE Relay User Manual 01F

Presentations

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KE Series Presentation

Communication Protocol Config FIle

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NEWEF881

Config Software

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KE Relay Profibus Frontend 01A

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KE Relay Frontend Installation 02A

Firmware Updates

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KE_ENC_1I-00

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KE_ENC_1K-01

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KE_ENC_1M-01

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KE_ENC_2A-00

Product List

KE Series Relays Product List

FPR0314 KE1
FPR0233 KE5
FPR0234 KE10
FPR0236 KE25
FPR0237 KE50
FPR0239 KE100
FPR0241 KE200
FPR0257 KE400

 

KE Cables and Accessories

CAB0100 KD Cable RJ11 to RJ11
CAB0101 KD Cable DB9 to RJ11
CAB0104 KD Cable RJ11 to Header
FPR0202 KD-IRDA-CAB-01-KD
FPR0205 KD-IRDA-CAB-01-PC
FPR0208 Voltage Converter 1050/525V
FPR0216 Insulation Lockout Converter-01
FPR0217 KD-FLED Remote Display Unit with CAB0100
FPR0218 KD-RDU420 MMI Display Unit 4X20 LCD Display with CAB0100
FPR0225 KD-MMI-420-EP Explosion proof 4X20 Display unit with USB Stick for  Event Record Uploading
FPR0454 KD/KE SMS Controller
FPR0126 KD/KE RDU 420 Batt Operated in Toolbox

 

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