Safety locks low-voltage high-speed PP57U type (analog of the Russian PP-57).
Safety locks low - voltage high - speed PP57U type (analog of the Russian PP - 57)
Safety locks of the PP57U series are intended for protection of power semiconductor converters at short circuits in chains of alternating and constant voltage of 380, 660 and 1250 V, current 40 - 800A.
The LLC Kvarts enterprise is founded in 1993 and is leading enterprise of Ukraine on development, production and delivery of high - voltage safety plugs PKT, PKN, PKE, PKZh, PKK; low - voltage PN22, high - speed PP57.
Safety locks are delivered in all climatic modifications and categories of placement, are interchanged with the Russian safety locks of similar assignment.