Shield PVRM1-3000-MS (Drawing 12004-500-00-02) contains:

• scheme of automatic switching of the reserve (ATS),
• inverter bypass circuit,
• automatic switches,
• indication elements (LEDs, ammeter, voltmeters),
• voltage control relay.

Shield PVRM1-3000-MS is used in conjunction with emergency shutdown device UAO.

On the PVRM1-3000-MS door there are LED indicators showing:

• feeders condition,
• state (presence/absence of malfunction) UEP-U1,
• control of operation of circuit breakers,
• indication of the operating mode with the absence of a reserve of control circuits,
• voltmeters measuring feeders voltage and inverter output voltage,
• manual power switch button to bypass the inverter.