NR2 series thermal overload relay (hereinafter referred to as thermal relay) is suitable for AC 50Hz/60Hz, voltage to 690V, current (0.1-150)A long-term work or intermittent long-term operation of AC motor overload and phase failure protection.
The thermal relay also has the functions of temperature compensation, action indication, automatic and manual reset, stop, etc., and the product performance is stable and reliable. Thermal relays can be plugged in and installed with contactors or independently.
Comply with standards: GB/T 14048.4, GB/T 14048.5, IEC 60947-4-1.
| project | NR2-11.5 | NR2-25 | NR2-36 | NR2-93 | NR2-150 | | Current level | 13 | 25 | 36 | 93 | 150 | | Rated insulation voltage V | 690 | 690 | 690 | 690 | 690 | | Rated impulse withstand voltage V | 6000 | 6000 | 6000 | 6000 | 6000 | | Enclosure rating | Ip20 | Ip20 | Ip20 | Ip20 | — | | Phase-off protection | Yes | Yes | Yes | Yes | Yes | | Manual vs. automatic reset | Yes | Yes | Yes | Yes | Yes | | Temperature compensation | Yes | Yes | Yes | Yes | Yes | | Trip indication | Yes | Yes | Yes | Yes | Yes | | Test buttons | Yes | Yes | Yes | Yes | Yes | | Stop button | Yes | Yes | Yes | Yes | Yes | | Installation: | Plug-in | Plug-in | Plug-in | Plug-in | Plug-in | | Auxiliary contacts | 1NO+1NC | 1NO+ 1NC | 1NO+1NC | 1NO+1NC | 1NO+ 1NC | | AC-15 220V rated current A | 2.73 | 2.73 | 2.73 | 2.73 | 2.73 | | AC-15 380V rated current A | 1.58 | 1.58 | 1.58 | 1.58 | 1.58 | | DC-13 220V rated current A | 0.2 | 0.2 | 0.2 | 0.2 | 0.2 | | The cross-sectional area of the conductor is mm² | Main circuit | Single core or stranded | 1~4 | 1~4 | 4~10 | 4~35 | 25~ 50 | | Wire wiring screws | M3.5 | M4 | M4 | M10 | M6/ M8 | | Auxiliary loops | Single core or stranded | 1~2.5 | 1~2.5 | 1~2.5 | 1~2.5 | 1~2.5 | | Wire wiring screws | M3.5 | M3.5 | M3.5 | M3.5 | M3.5 |
This article introduces CHINT/CHINT Motor Control & Protection Appliances -NR2 Series Thermal Relay Products If you are interested, please also contact our customer service, we are looking forward to your call, and hope that our technology and service can bring you a better experience.
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