High-voltage limit-current fuse for protection electrical motor （england bs standard）
Mode:XRNM1-3.6 、XRNM1-7.2
Voltage:3.6Kv 、7.212kv
Current:125A、160A
Email: [email protected]
Keyword:protection electrical motor
□The product can be used in indoor Ac system of 50HZ and rated voltage 3.6kv and 7.2KV 12KV . When used together with other protection facilitles ( such as switches and vacuum contactors）, it works to protect high-volttage motor and other electric facilities from overloading and circrit break.
Type instruction
Basic parameters
| Foreign TYPE | Rated voltage KV | Rated breakcurrent KA | Rated current of the fuse (A) | Rated current of the fuse link (A) | Major dimensions | ||||
| A | B | C | D | ||||||
| XRNM1-3.6 | WDFO | 3.6 | 50 | 125 | 50,63,100,125 | 337 (390) | 254 (312) | 305 (340) | 51 |
| WFF.O | 200 | 125 ,160，200 | 76 | ||||||
| WKF.O | 400 | 250,315,355,400 | |||||||
| XRNM1-7.2 | WFF.O | 7.212 | 160 | 25,31.5,40,50,63,80,100,125,160 | 486 (500) | 403 (461) | 454 (150) | 76 | |
| WKN.O | 315 | 200.224.250.315 | |||||||
Note:1 .The aboveid rated parameters for single pipe , the fuses can be parallel connected by fixed structure to geta high rated current.
2.Sizes in the bracket are for inserting fuses.
Installation Dimensios
Main technical characteristics
1.In required working conditions, the fuse can break any fault current between the minimum break current 1.6-3 and the rated break current.
2.See Chart 3 for time-current property .The section above the minimum break current is by dotted line.
3.See Chart 4 for current limit property.
4.See Chart 5 for I²t property.
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