Certifications; Mechanical Design - Siemens SIPROTEC Manual

Line differential protection with distance protection
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4.1.9

Certifications

UL listed
7SD5***-*A***-****
7SD5***-*C***-****
7SD5***-*D***-****
4.1.10

Mechanical Design

Housing
Dimensions
Device (for maximum number of components)
In flush-mounting housing
In panel surface-mounting housing
Degree of protection according to IEC 60529
For equipment in surface-mounting housing
For equipment in flush- mounting housing
For human safety
UL-certification conditions
SIPROTEC, 7SD5, Manual
C53000-G1176-C169-5, Release date 02.2011
Models with threaded termi-
nals
Front
Back
UL recognition
7SD5***-*J***-****
7SD5***-*L***-****
7SD5***-*M***-****
7XP20
See dimensional drawings, Section 4.27
Size
1
/
2
1
/
1
1
/
2
1
/
1
IP 51
IP 51
IP 50
IP 2x with cover cap
Type 1 for front panel mounting
Surrounding air temperature:
o
tsurr: max 70
C or 158 °F, normal operation
Technical Data
4.1 General
Models with plug-in terminals
Weight
6 kg (13.23 lb)
10 kg (22.04 lb)
11 kg (24.24 lb)
19 kg (41.88 lb)
583

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