The motor protector is an essential safeguard for electric motors, designed to vigilantly oversee the motor's operational status. Its primary purpose is to swiftly interrupt the power supply or trigger an alert to avert potential motor damage from various malfunctions. Below, we delve into the central and distinct functionalities of motor protectors:
Overload Protection
In instances where the motor's load surpasses its designated threshold, the motor protector steps in to autonomously sever the power connection, preventing possible harm from overheating. This crucial protective mechanism is vital during both the start-up phase and ongoing operations, ensuring the avoidance of equipment malfunctions due to overload.
Overload Protection
Should the motor endure extended periods of excessive load, the protector is equipped to either sound an alarm or disconnect the power. This intervention safeguards against diminished motor performance and unreliable operation.
Short Circuit Protection
In the event of a circuit short circuit, the motor protector swiftly cuts off power, mitigating the risk of equipment damage and safety threats. This feature is particularly critical in industrial settings, where it can forestall fires or other incidents stemming from short circuits.






Model | T-GV2 |
Product Type | Motor circuit breaker |
Trip unit technology | Thermal-magnetic |
poles description | 3P |
Network type | AC |
Utilisation category | Category A IEC 60947-2 |
AC-3 IEC 60947-4-1 | |
AC-3e IEC 60947-4-1 | |
Network frequency | 50/60 Hz IEC 60947-4-1 |
Fixing mode | 35 mm symmetrical DIN rail clipped |
Panel screwed with 2 x M4 screws) | |
Motor power kW | Less than 13kW 15 kW 400/415 V AC 50/60 Hz 18.5 kW 500 V AC 50/60 Hz 22 kW 690 V AC 50/60 Hz |
Breaking capacity | 100 kA Icu 230/240 V AC 50/60 Hz IEC 60947-2 |
50 kA Icu 400/415 V AC 50/60 Hz IEC 60947-2 | |
20 kA Icu 440 V AC 50/60 Hz IEC 60947-2 | |
10 kA Icu 500 V AC 50/60 Hz IEC 60947-2 | |
4 kA Icu 690 V AC 50/60 Hz IEC 60947-2 | |
[Ics] rated service short-circuit breaking capacity | 100 % 230/240 V AC 50/60 Hz IEC 60947-2 |
50 % 400/415 V AC 50/60 Hz IEC 60947-2 | |
75 % 440 V AC 50/60 Hz IEC 60947-2 | |
75 % 500 V AC 50/60 Hz IEC 60947-2 | |
100 % 690 V AC 50/60 Hz IEC 60947-2 | |
Control Type | Rotary handle |
Line Rated Current | |
Thermal protection adjustment range | 24…32 A IEC 60947-4-1 Thermal trip current 25.2, 28.8, 33.6, 38.4 |
Magnetic tripping current | 416 A |
[Ith] conventional free air thermal current | 32 A IEC 60947-4-1 |
[Ue] rated operational voltage | 690 V AC 50/60 Hz IEC 60947-2 |
[Ui] rated insulation voltage | 690 V AC 50/60 Hz IEC 60947-2 |
[Uimp] rated impulse withstand voltage | 6 kV IEC 60947-2 |
Phase failure sensitivity | Yes IEC 60947-4-1 |
Suitability for isolation | Yes IEC 60947-1 § 7-1-6 |
Power dissipation per pole | 2.5 W |
Mechanical durability | 25000 cycles |
Electrical durability | 18000 cycles AC-3 415 V In |
100000 cycles AC-3e 415 V In | |
Rated duty | Continuous IEC 60947-4-1 |
Tightening torque | 15.05 lbf.in (1.7 N.m) screw clamp terminal |
Width | 1.8 in (45 mm) |
Height | 3.5 in (89 mm) |
Depth | 3.8 in (97 mm) |
color | Dark grey |
Environment | |
Product Certifications | CCC |
BV | |
IK degree of protection | IK04 |
IP degree of protection | IP20 IEC 60529 |
Climatic withstand | IACS E10 |
Ambient Air Temperature for Storage | -40…176 °F (-40…80 °C) |
Fire resistance | 1760 °F (960 °C) IEC 60695-2-11 |
Ambient air temperature for operation | -4…140 °F (-20…60 °C) |
Mechanical robustness | Shocks 30 Gn for 11 ms |
Vibrations 5 Gn, 5...150 Hz | |
Operating altitude | 6561.68 ft (2000 m) |
Packing Units | |
Unit Type of Package 1 | PCE |
Package 1 size(L*W*H) | 93.5*50*100 |
Package 1 Weight | 290g |
On rail |
Q: what about the quality?
A: Our products use real copper and silver for main parts and always deal with good quality for our clients.
Q:if you have any certificate?
A: we have CE, CB.
Q:Do you guarantee safe and secure delivery of products?
A: Yes, we always use high quality export packaging. We also use specialized packing according to demands. Specialist packaging and non-standard packing requirements may incur an additional charge.
Q: How can I place the order?
A: First sign the PI, pay deposit,then we will arrange the production. After finished production need you pay balance. Finally we will ship the Goods.
Q: When can I get the quotation ?
A: We usually quote you within 24 hours after we get your inquiry. If you are very urgent to get the quotation. Please call us or tell us in your mail, so that we could regard your inquiry priority.
Q: How can I get a sample to check your quality?
A: After price confirmation, you can require for samples to check our quality. the express freight will be afford by yourself