| Categories | Motor Protector Relay |
| Rated control supply voltage | AC/DC100V~240V AC380V. AC220V. 50Hz/60Hz |
| Contact capacity | Ith:5A;AC-15;Ue/Ie 380V/0.95A 240V/1.5A |
| Setting mode | Button setting |
| IP Class | IP20 |
| Use category | AC-15 |
| Start time | 2s~ 120s adjustable |
| Tripping class | tripping class(5,10,10A.20.30) |
| Protection | Overload, current unbalance, phase loss, temperature |
| Current unbalance rate | 40%~ 90% adjustable |
| Installation | Manfame panel inslation tansomer panel isalatioii by screw orail |
Function
Applications
Used in air conditioning units, elevator machine room, pumps, fans and other motor control applications, as protection of over-voltage, under voltage, phase failure, phase sequence and phase unbalance. When the power supply is abnormal, turn off power supply to protect the equipment.
Features
Built-in microcontroller, installed in a cabinet or 1/4 drawer unit. Currentmeasurement accuracy ≤ 2%, button setting, LCD backlit display current, faultstatus. 5 optional adjustable overload characteristic. With 1-set changeover and1-set auxiliary NO contacts. Enable star-delta and auto buck starts.Optional 4mA~ 20mA analog output and RS485 communication interface,support Modbus protocol, available network communication.
| Rated control supply voltage | AC/DC100V~240V、AC220V、 AC380V 50Hz/60Hz |
| Stting current range | 1A~5A、2A~10A. 6A~30A、 10A~50A. 40A~200A |
| Protection | Overload, underload, current imbalance, open phase, locked rotor, grounding, temperature |
| Setting mode | Button setting |
| Start time | 2s~120s adjustable |
| Tripping class | tripping class (5, 10, 10A, 20, 30 ) |
| Current unbalance rate | 40%~90% adjustable |
| Ground fault current | 50mA~500mA adjustable |
| Stall protection | Stall current ratio 1.2 to 6.0 adjustable, stall protection time 1s~ 30s adjustable |
| Auxiliary contacts | Set off or 1s~ (start time -1s) action, achieve star-delta and auto buck start |
| Underload | 20%~90% of Setting current adjustable |
| Contact capacity | Ith: 5A; AC-15: Ue/le 380V/0.95A 240V/1.5A |
| Use category | AC-15 |
| IP Class | IP 20 |
| Istallation | Mainframe panel installation, transformer panel installation by screw or rail |
Wiring Diagram
Dimensions
> What Makes a Circuit Breaker Essential for Home Electrical Safety?
Home electrical safety ranks high on every homeowner’s priority list, yet many overlook the quiet workhorse that prevents crises before they start. This device acts ...
> What Scenarios Require the Use of a Residual Current Circuit Breaker?
Electrical safety is a top priority in daily life and work, yet many people are unsure when to use a device that guards against electric shock. This article explains...
> Which Problems Does a Motor Protector Relay Actually Prevent in Daily Use?
Motors power countless devices, but they’re at risk of damage from specific issues. A motor protector relay acts as a key safety tool, yet many users don’t know exac...
> What Are the Most Common Misconceptions About Circuit Breakers?
Circuit breakers are essential for home and commercial electrical safety, but many people hold incorrect views about their use and function. These misunderstandings ...