WT-1 NH1 250A GG 500V SLOW-ACTING FUSE INSERT BM

Knife fuses – industrial fuses are designed to protect electrical installations from the effects of short circuits and overloads. Their electrical parameters and external dimensions comply with standard requirements.

Application

NH KOMBI fuses are a new series of fuses with a double operation indicator, providing good visibility of the fuse’s operational status.

Technical Data

• Catalog number: 004184219
• Article symbol: NH1 gG 250A/500V
• Type: NH – knife fuse
• Size: NH1
• Rated current [A]: 250
• Rated voltage AC [V]: 500
• Rated voltage DC [V]: 250
• Characteristic: gG
• Rated short-circuit breaking capacity AC [kA]: 120
• Indicator: double (combined)
• Power loss P_d [W]: 17
• Joule integral for breaking [A²s]: 812000
• Joule integral for pre-arcing [A²s]: 191000
• Standards: IEC 60269-1, IEC 60269-2