ABB Arc Guard System TVOC-2 Installation And Maintenance Manual page 60

60 ABB ARC GUARD SYSTEM™ – T VOC-2 INSTALL ATION AND MAINTENANCE GUIDE
8.3.2 Example 2
Example 2: Arc Guard system™ configured to trip different
trip contacts depending on where the arc occurs.
O
5 6 7 8
1 2 3 4
N
SA.1 SA.2
1
6
10
14
(K5)
E2N
1600A
Q2 18
3 A
22
V
D1 Cos
Wh
26
1175/1078
(K4)
Q1
Table 3 Example 2. Applications, Diagrams
Connection
SA...SA4
K4, K5, K6
Q1, Q2
Q3
D1...D9
K4 K5 K6
SA.3
D4
400/400 A
A
250/250 A
A
250/250 A
A
250/160 A
A
Q3
250/160 A
A
250/160 A
A
250/160 A
A
D 5
Description
Switchgear
Solid state tripping contacts
Circuit breaker
Bus couplar
Detectors
SA.4
D9
1
400/400 A
A
6
250/250 A
A
10
250/250 A
A
14
250/160 A
A
(K6)
18
E2N
250/160 A
A
1600A
22
250/160 A
A
26
250/160 A
A
1175/1078
D 8