Expansion Module Dimensions
Type of Construction (Maximum Dimensions) Width x Height x Depth, Width and Depth Each
Rounded up to the Next Full mm (in Inches)
Flush-mounting device 75 mm x 266 mm x 229 mm
(2.95 x 10.47 x 9.02)
Surface-mounted device with integrated on-site oper-
ation panel
75 mm x 314 mm x 337 mm
(2.95 x 12.36 x 13.27)
Surface-mounted device with detached on-site opera-
tion panel
75 mm x 314 mm x 230 mm
(2.95 x 12.36 x 9.06)
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-mounted housing
IP54
29
for front
For equipment in the flush-mounting housing
IP54
29
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 operating 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.
29
The provided plug-in label must be used for expansion modules with LEDs.
Technical Data
12.1 General Device Data
SIPROTEC 5, Merging Unit 6MU85, Manual 799
C53000-G5040-C074-1, Edition 01.2020
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