1
Introduction
14
Alpha Technologies
1.5
Manual Bypass Switch (MBP) System (Continued)
1.5.2: Manual Bypass Switch
1
This break-before-make rotary switch toggles the MBP between Bypass, Transfer and
UPS.
2
Line power is connected to this end of the terminal block.
3
The UPS’s input is connected to this end of the terminal block.
4
The loads are connected to this end of the terminal block.
5
The UPS’s output is connected to this end of the terminal block.
6
This thermal circuit breaker provides input power protection for the Novus 1800TP.
7
This thermal circuit breaker provides protection for the secondary outputs (8 and 9).
8
The optional battery heater mat is plugged into this connector.
9
The optional Alpha Technologies LA–P surge suppressor is plugged into this connector.
Figure 1.5.2
Manual Bypass Switch Front Panel
1
2
3
4
5
6
7
8
9
TRANSFER
UPS
BY
P
A
S
S