Phase Barriers - Siemens SENTRON Manual

Accessories

9.2 Phase barriers

9.2 Phase barriers
Phase barriers are used for safe insulation between the connecting terminals. They are
available for current ratings 250 A to 630 A
For current ratings 800 A to 3200 A, the phase barriers are already included in the scope of
supply.
Figure 9-3
The scope of supply includes 2 phase barriers (for 3-pole devices) or 3 phase barriers (for 4-
pole devices) depending on the number of poles.
For full protection on the top and bottom of both installed switches, 4 packs must be ordered
in each case.
The optionally available phase barriers are listed in the table below.
Current rating
250 A
400 A
630 A
148
Phase barriers
Number of poles
3 poles
4 poles
3 poles
4 poles
3 poles
4 poles
Position
Top, bottom
Manual, 08/2017, L1V30368969104A-02
Product number
3KC9808-1
3KC9808-6
3KC9808-1
3KC9808-6
3KC9808-2
3KC9808-7