Switchgears for HV and VHV substations
RO type switchgears are designed to control and signaling the condition of technological facilities in the outdoor HV and VHV substations. The technological contents of these switchgear is given by the specification in accordance with the customer’s project documentation. These switchgear are designed and manufactured in compliance with ČSN EN 61 439-1 ed.3 and ČSN EN 61 439-2 ed.3 standards.
Technical specifications
Nominal voltage: up to 3×400 / 230 V, 50 Hz, up to 220 V DC
Protection against dangerous contact voltage: by automatic disconnection from the power supply, by protective connection
Switchboard cover: IP 43/00
Cabinet material: stainless steel sheet
Surface finish: powder coating (RAL 7032, 7035, or as requested by the customer), or without finish
Design:
RO with one door
RO-T with two doors
RO/N without surface finish
RO/N,L powder coated
Basic dimensions [mm]:
standard cabinet dimensions are 1000 x 1600 x 500 mm (w x h x d)
non-standard dimensions can be, based on the contents, modified to (800-1000) x (1600-2000) x (500-600)
