Cable Entry From Bottom / Adapter Bay; Engine/Generator Start Control Connections - ABB Zenith ZBTS T Series Installation And Operating Instruction

3 4 Z B T S _ 3 0 - 1 2 0 0 A r e v. A / 1 S C C 3 0 3 0 4 3 M 0 2 0 1
possible to the connectors, see the con-
duit area in picture below. While installing
the units keep adequate space in the
sides & rear of the unit for ease of access-
ing the power cables. Be careful not to
stand on any of the components while ac-
cessing the power cables.
7.2.6 Cable Entry from Bottom /
Adapter Bay
Adapter bay is an accessory that is used
when the power connections are coming
from the bottom. In the adapter bay, all
the panels are removable. It is installed on
backside of the Bypass-Isolation Transfer
Switch cabinet. Conduit entry areas are
on bottom but also on top.
—
Fig. 7.11 Adapter bay is an accessory for power
connections from bottom
7.2.7 Engine/Generator Start Control
Connections
The generator start and stop signals are
wired at the factory from the switches to
the Control Plate terminal block XGEN (in
the lowest module of cabinet), see picture
below.
• Common, voltage supply –> From ATS
(1) to XGEN: 1 and from Bypass (1) to
XGEN: 2, these are factory-connected –>
Customer connection XGEN: 1
• Closes to start / NO –> From ATS (2) to
XGEN: 3 and from Bypass (2) to XGEN: 4,
these are factory-connected –> Cus-
tomer connection XGEN: 3
• Opens to start / NC –> From ATS (3) to
XGEN: 5 and from Bypass (3) to XGEN: 6,
these are factory-connected –> Cus-
tomer connection XGEN: 5
Cable size: 0.5...10 mm
Stripping length: 12 mm, 0,47 in
Tightening torgue: 0.8...1 Nm, 7.1...8.9 lb.in
1 2 3
1 XGEN: 2
2 XGEN: 4
G
~
3 XGEN: 6
1 COMMON
2 CLOSES TO START
3 OPENS TO START
Bypass
1 2 3
1
XGEN: 1
2
XGEN: 3
G
~
3
XGEN: 5
1 COMMON
2 CLOSES TO START
3 OPENS TO START
ATS
1 3 5 1 2
1 +24V
1 COMMON
3 CLOSES TO START 2 GND
5 OPENS TO START External supply
G (24V/0.5A) for Ekip
~ modules.
—
Fig. 7.12 Generator start and stop signals are installed
at the factory to the terminal block XGEN. The terminal
block XGEN is ready for customer connections
77
, 22-8 AWG
2
Customer connections
1 2 3 4 5 6
1 3 5
1 COMMON
3 CLOSES TO START
5 OPENS TO START
G
~
1
1 +24V
2 GND
External sup
(24V/0.5A) f
modules.