
Multispan ELR-35 Earth Leakage Relay | 30mA–30A | DIN Rail Mount | Test & Reset
Product Summary:
The Multispan ELR-35 Earth Leakage Relay is a smart and compact relay that protects electrical systems from earth leakage faults. It supports a wide leakage sensing range from 30mA to 30A, making it suitable for both residential and industrial applications. Designed for DIN rail mounting, it features Test & Reset buttons, LED indicators, and quick relay response to prevent equipment damage and fire risks.
🔹 Key Features:
Leakage Sensing Range: 30mA to 30A (adjustable)
Mounting: 35 mm DIN Rail
Output: 1 Relay output (for tripping MCCB/contactors)
LED Indication:
Green LED: Healthy/Power ON
Red LED: Leakage Trip
Front Panel Controls:
Test Button
Reset Button
Operating Voltage: Typically 230V AC ±20%
Relay Rating: 5A @ 230V AC (resistive load)
Body Material: Flame-retardant ABS housing
Compact Size: Easily fits in control cabinets and LT panels
🔹 Applications:
Motor Control Centers (MCC)
Pump Starter Panels
Lighting Distribution Boards
DG Panels and AMF Panels
Residential and commercial buildings
Machine safety & earth fault detection in automation setups
🔹 Product Benefits:
Broad Sensing Range: Detects minor leakages (30mA) to major faults (30A)
Quick Trip Response: Minimizes risk of shock or fire
DIN Rail Design: Easy integration in modern control panels
Built-in Test & Reset: Simplifies maintenance and fault testing
LED Indicators: Quick status diagnostics
Reliable Relay Output: Suitable for triggering breakers or contactors
❓ FAQs:
Q1. What leakage range does ELR-35 support?
It detects leakage from 30mA to 30A, adjustable via DIP or rotary switch (based on model).
Q2. Is the ELR-35 mountable on DIN rails?
Yes, it is designed for standard 35 mm DIN rail mounting.
Q3. Can I manually test the relay function?
Yes, the unit includes TEST and RESET buttons for manual verification.
Q4. What happens when a leakage fault is detected?
The relay trips and can be used to disconnect the load through an MCCB or contactor.
Q5. Where should I use the ELR-35?
Ideal for any control panel, MCC, or distribution board requiring protection from earth faults.