The RX300/330 Earth Leakage Relay Mikro offers real-time digital residual current protection across Malaysia, safeguarding machinery, distribution switchboards, and industrial equipment against earth fault risks and electrical shock hazards.
At Intech Electric Sdn Bhd, we empower diverse industrial sectors across Malaysia with highly reliable electrical and automation solutions. The RX300/330 EARTH LEAKAGE RELAY MIKRO series is an advanced numerical residual current protection unit designed to continuously monitor residual leakage currents, trip main isolation breakers, and protect personnel and machinery from severe insulation breakdown.
Featuring adjustable sensitivity, real-time current display, and high immunity to transient power surges, the Mikro RX300/330 earth leakage relay ensures operational continuity and high safety across various industries:
Intech Electric Sdn Bhd is able to supply all kinds of electrical and electronics products. Our comprehensive inventory includes projects wiring materials, electrical automation equipment, solar installation spare parts, wire and cable support systems, tester meter equipment and calibration services, indoor and outdoor LED lighting, machine maintenance spare parts, power cable and connection materials, power energy saving and voltage stabilizers, as well as switchboard marker materials and accessories.
| Feature Parameter | Mikro RX300/330 Earth Leakage Relay | Legacy Analog / Electromechanical Relays |
|---|---|---|
| Current Sensing & Accuracy | Digital Microprocessor Sampling | Analog Potentiometers / Mechanical Disks |
| Real-Time Metering Display | Live Digital Readout of Residual Current (IΔn) | No Metering Display (Trip Status Only) |
| Sensitivity & Delay Adjustments | Wide Digital Step Adjustments for Sensitivity & Time Delay | Limited Rotary Dials with Component Drift |
| Safety & Nuisance Trip Immunity | Advanced Noise & Harmonic Filter Processing | Vulnerable to Transient Spikes & Electrical Noise |
Both model series feature numerical earth leakage monitoring; the RX330 provides extended digital display features, additional trip contact options, and broader parameter adjustment ranges.
Manufacturing plants, OEM machine makers, machinery engineering contractors, solar projects, and commercial buildings across Malaysia utilize the RX300/330 for safety compliance.
It allows maintenance engineers to observe baseline leakage levels in real time, identifying deteriorating insulation before the relay reaches its tripping threshold.
Yes, Intech Electric supplies genuine Mikro Zero-Sequence CTs (ZCTs) in various aperture sizes along with wiring channels and mounting accessories.
Integrated digital filtering screens out high-frequency noise and sudden switching transients, ensuring the relay trips only for true earth leakage faults.
Depending on the specific model variation selected, units are available for standardized panel door cutouts or compact 35mm DIN rail mounting inside switchgear panels.
Sensitivity can typically be adjusted from 30mA up to 30A, while time delays can be tuned from instantaneous up to several seconds for optimal protection grading.
OEM builders value its compact form factor, straightforward front-panel push-button setup, clear digital indicators, and robust operational reliability.
Yes, Intech Electric Sdn Bhd supplies high-precision secondary injection tester meters and provides certified calibration services to verify relay tripping performance.
You can request an immediate best price quote by contacting Intech Electric Sdn Bhd directly via WhatsApp at 601155877449.
We purchased RX300/330 EARTH LEAKAGE RELAY MIKRO units for our manufacturing plant switchboards in Johor Bahru. Excellent digital monitoring accuracy and prompt response from Intech Electric!
Intech Electric Sdn Bhd is our trusted electrical components distributor in Petaling Jaya. Instant communication over WhatsApp and thorough technical guidance regarding ZCT sizing.
Installing the RX330 Mikro earth leakage relay provided superior protection for our Bayan Lepas factory main distribution board. Clear digital interface and outstanding reliability.
Fast and dependable delivery to Kota Kinabalu! Intech Electric supplied genuine Mikro RX300/330 relays with complete mounting hardware. Very satisfied with the overall service.
Smooth ordering experience with Intech Electric. The RX300 Mikro earth leakage relay installed in our Ipoh processing line operates smoothly without nuisance tripping.
Intech Electric provides top quality protection relays and automation accessories. The Mikro RX330 ELR unit was simple to program and commission for our Kuching facility.
