For operator protection (back side) IP2x for current terminal (installed)
IP2x for voltage terminal (installed)
Degree of pollution, IEC 60255-27 2
Maximum altitude above sea level 2000 m (6561.68 ft)
UL Note
Type 1 if mounted into a door or front cover of an enclosure.
When expanding the device with the 2nd device row, then they must be mounted completely inside an
enclosure.
Tightening Torques for Terminal Screws
Type of Line Current Terminal Voltage Terminal with
Spring-Loaded Terminals
Voltage Terminal with
Screw Connection
Stranded wires with ring-
type lug
2.7 Nm No ring-type lug No ring-type lug
Stranded wires with boot-
lace ferrules or pin-type
lugs
2.7 Nm 1.0 Nm 0.6 Nm
Solid conductor, bare
(2 mm
2
)
2.0 Nm 1.0 Nm –
NOTE
Use copper cables only.
Torques for Other Screw Types
Screw Type
Torque
M4 x 20 1.2 Nm
M4 x 8 1.2 Nm
M2.5 x 6 0.39 Nm
Countersunk screw, M2.5 x 6 0.39 Nm
Countersunk screw, M2.5 x 8 0.39 Nm
Collar screw, M4 x 20 0.7 Nm
Technical Data
11.1 General Device Data
SIPROTEC 5, High-Voltage Bay Controller, Manual 1103
C53000-G5040-C015-9, Edition 11.2017
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