Siemens siprotec 7SA522 - Certifications

Technical Data
10-10 7SA522 Manual
C53000-G1176-C119-2
10.1.9 Certifications
UL listing Models with threaded terminals 7SA522 ∗ – ∗ A ∗ ∗ ∗ – ∗ ∗ ∗ ∗
7SA522 ∗ – ∗ C ∗ ∗ ∗ – ∗ ∗ ∗ ∗
7SA522 ∗ – ∗ D ∗ ∗ ∗ – ∗ ∗ ∗ ∗
UL recognition Models with plug-in terminals 7SA522 ∗ – ∗ J ∗ ∗ ∗ – ∗ ∗ ∗ ∗
7SA522 ∗ – ∗ L ∗ ∗ ∗ – ∗ ∗ ∗ ∗
7SA522 ∗ – ∗ M ∗ ∗ ∗ – ∗ ∗ ∗ ∗
10.1.10 Construction
Housing 7XP20
Dimensions see drawings, Section 10.18
Weight (mass) (max. complement) approx.
– in flush mounted case, size
1
/
2
6 kg (13.2 pounds)
– in flush mounted case, size
1
/
1
10 kg (22.0 pounds)
– in surface mounted case, size
1
/
2
11 kg (24.3 pounds)
– in surface mounted case, size
1
/
1
19 kg (41.9 pounds)
Degree of protection acc. IEC 60529
– for the device
in surface mounted case IP 51
in flush mounted case
front IP 51
rear IP 50
– for human safety IP 2x with closed protection cover
10.2 Distance Protection
Earth Impedance
Matching
R
E
/R
L
–0.33 to 7.00 (steps 0.01)
X
E
/X
L
–0.33 to 7.00 (steps 0.01)
separate for first and higher zones
K
0
0.000 to 4.000 (steps 0.001)
PHI(K
0
) –135.00° to +135.00° (steps 0.01)
separate for first and higher zones