Shields of ShchR2 type are designed for reception and distribution of electric energy with voltage 380 V, 50 Hz by five-wire scheme, and 220 V, 50 Hz - by three-wire scheme with protective and working zero, as well as for protection of lines from overloads and short-circuit currents.
Shields ShchR2 are designed for use on construction sites, not accessible to unauthorised persons, where works on erection (installation) of installations, their repair, reconstruction, including gas production wells, are carried out.
The shield is made in the form of a plastic box placed vertically in a protective casing.
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