3.1 Installation and Connections
109
6MD665 Manual
C53000-G1876-C103-3
must be equal to the cross-sectional area of any other control conductor connected
to the device. The cross-section of the ground wire must be at least 2.5 mm
2
.
• Connections are realised via the plug terminals or screw terminals on the rear side
of the device according to the circuit diagram. When using forked lugs for direct con-
nections or screw terminal, the screws, before having inserted the lugs and wires,
must be tightened in such a way that the screw heads are even with the terminal
block. A ring lug must be centred in the connection chamber so that the screw
thread fits in the hole of the lug. The SIPROTEC
®
system description /1/ has perti-
nent information regarding wire size, lugs, bending radii, etc.
Figure 3-10
Assembly of a 6MD665 in the rack or cabinet
3.1.3.3
Mounting with Detached Operator Panel
Caution!
Be careful when removing or plugging the connector between device and
detached operator panel
Non–observance of the following measure can result in property damage. Without the
cable the device is not ready for operation!
Do never pull or plug the connector between the device and the detached operator
panel during operation while the device is alive!
Содержание SIPROTEC 6MD665
Страница 8: ...Preface vi 6MD665 Manual C53000 G1876 C103 3 ...
Страница 14: ...Contents vi 6MD665 Manual C53000 G1876 C103 3 ...
Страница 140: ...3 Installation and Commissioning 126 6MD665 Manual C53000 G1876 C103 3 ...
Страница 166: ...4 Technical Data 152 6MD665 Manual C53000 G1876 C103 3 ...
Страница 201: ...A 9 Group Alarms 187 6MD665 Manual C53000 G1876 C103 3 A 9 Group Alarms No Description No Description ...
Страница 210: ...Literature 196 6MD665 Manual C53000 G1876 C103 3 ...
Страница 222: ...Index 208 6MD665 Manual C53000 G1876 C103 3 ...