REF 542plus switchbay protection and control unit
Manual Part 3: Installation and Commissioning
1VTA100004-en DMS,2001-10-04 REF542plus: Installation and Commissioning 5 / 80
9.3 Interface...................................................................................................................60
9.3.1 HMI Control Unit: ..........................................................................60
9.3.2 Central Unit: ..................................................................................60
9.4 Analog output board (optional) ................................................................................60
9.5 Communication (optional)........................................................................................60
9.6 Power supply ...........................................................................................................60
9.6.1 Central Unit ...................................................................................60
9.6.2 RHMI Control Unit.........................................................................60
9.7 Temperature range..................................................................................................61
9.8 Degree of protection ................................................................................................61
9.8.1 Central Unit ...................................................................................61
9.8.2 RHMI Control Unit.........................................................................61
10 Type Test ................................................................................................................62
10.1 Protection Function..................................................................................................62
10.2 Electro Magnetic Compatibility ................................................................................66
10.2.1 Emission test.................................................................................66
10.2.2 Immunity tests - enclosure port.....................................................67
10.2.3 Immunity tests - power supply port...............................................68
10.2.4 Immunity tests - communication ports ..........................................69
10.2.4.1 Immunity tests - input and output ports.........................................70
10.2.5 Immunity tests - functional earth port............................................71
10.3 Insulation Resistance...............................................................................................72
10.4 Mechanical Robustness...........................................................................................72
10.5 Climatic Conditions..................................................................................................72
11 Connection Diagram..............................................................................................73
11.1 REF542plus with mechanical binary I/O..................................................................73
11.2 REF542plus with solid state binary I/O....................................................................77
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