Plug-In Module Dimensions
Type of Construction (Maximum Dimensions) Width x Height x Depth (in Inches)
USART-Ax-xEL, ETH-Bx-xEL 61 mm x 45 mm x 120.5 mm (2.4 x 1.77 x 4.74)
USART-Ax-xFO, ETH-Bx-xFO (without protection
cover)
61 mm x 45 mm x 132.5 mm (2.4 x 1.77 x 5.22)
ANAI-CA-4EL 61 mm x 45 mm x 119.5 mm (2.4 x 1.77 x 4.7)
ARC-CD-3FO 61 mm x 45 mm x 120.5 mm (2.4 x 1.77 x 4.74)
Minimum Bending Radii of the Connecting Cables Between the On-Site Operation Panel and the Base Module
Fiber-optic cable R = 50 mm
Pay attention to the length of the cable protection
sleeve, which you must also include in calculations.
D-Sub cable R = 50 mm (minimum bending radius)
Degree of Protection According to IEC 60529
For equipment in the surface-mounting housing
IP54
50
for front
For equipment in the flush-mounting housing
IP54
50
for front
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
50
The provided plug-in label must be used for expansion modules with LEDs.
Technical Data
12.1 General Device Data
SIPROTEC 5, Overcurrent Protection, Manual 1415
C53000-G5040-C017-8, Edition 07.2017
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