Dongguan Heng Hao Electric Co., Ltd
Bimetallic thermostat, thermal protector, thermal switch manufacturer
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Three phase motor thermal protector BR use for three phase motor temperature protector
The three-phase load thermal protector is specially designed for three-phase motors with small size, good performance, high cost performance and convenient installation. The three-phase motor can be effectively protected from overheating. BR three-phase load thermal protector has BR8A small current, BR18A medium large current and BR60A large current three specifications for choice. BR three-phase load thermal protector is certified by TUV and CQC.
| BR small current | BR medium current | BR large current |
| Rated voltage: 210V/380V | Rated voltage: 210V/380V | Rated voltage: 210V/380V |
| 19.5 * 9.3 * 4.2 mm | 22 * 11 * 5mm | 28 * 13 * 6.5mm |
| #16 to 18 3135 length 70mm | #16 to 18 3135 length 70mm | #16 to 18 3135 length 70mm |
BR three phase thermal protector's Specification
| Model | Power (KW) 380V per an hour |
Current (A) 380V per an hour |
Temperature (°C) | Size (mm) | |||
| L | H | D | Lead wire | ||||
| KW 0.55 | 0.55 | 1.6 | 40°C——150°C | 27 | 18 | 6 | 70 |
| KW 0.75 | 0.75 | 2 | 40°C——150°C | 27 | 18 | 6 | 70 |
| KW 1.1 | 1.1 | 3 | 40°C——150°C | 27 | 18 | 6 | 70 |
| KW 1.5 | 1.5 | 4 | 40°C——150°C | 27 | 18 | 6 | 70 |
| KW 2.2 | 2.2 | 5.5 | 40°C——150°C | 32 | 21.5 | 7 | 80 |
| KW 3 | 3 | 7 | 40°C——150°C | 32 | 21.5 | 7 | 80 |
| KW 4 | 4 | 9 | 40°C——150°C | 32 | 21.5 | 7 | 80 |
| KW 5.5 | 5.5 | 12 | 40°C——150°C | 37 | 26.5 | 7 | 90 |
| KW 7.5 | 7.5 | 15.7 | 40°C——150°C | 47 | 29.5 | 9 | 90 |
| KW 9.2 | 9.2 | 20 | 40°C——150°C | 53 | 32 | 10.5 | 100 |
| KW 11 | 11 | 22.5 | 40°C——150°C | 53 | 32 | 10.5 | 100 |