Ac Input/Output Wiring (Single Ups) - Tripp-Lite SmartOnline SU40K Manuel Du Propriétaire

7 – Wiring
(continued)
1

7-7 AC Input/Output Wiring (Single UPS)

• After de-energizing all input and output (AC and DC) of the UPS
1
2
system, remove the terminal block cover from the UPS system.
3
4
• If you did not connect the ground cable in
2
UPS system's grounding terminal
B with a 4 AWG (5.189 mm) ground cable. Keep the ground cable
connected at all times after installation.
5
6
• 3 Remove the UPS system's front bezel to expose the circuit
breakers. First, confirm that the main input circuit breaker switch
and the bypass input circuit breaker switch
A
7
Second, confirm that the manual bypass circuit breaker switch
is off. Third, confirm that the output circuit breaker switch
off.
8
• 4 Confirm the phase of each cable, then connect the cables according
to the UPS system terminal block diagram in
9
Section 7-5 for cable size requirements. Cabling should be
protected by flexible conduit and routed through the appropriate
knockouts in the terminal block cover. Warning: Observe proper
phase by connecting R to R, S to S, T to T and N to N. Failure
to observe proper phase will damage the UPS system and
10
create a risk of personal injury and property damage.
11
• 5 Replace the UPS system's terminal block cover.
12
13
14
Section 7-6, connect the
to your facility's earth ground
A
are both off.
B
C
D is
Section 7-3. See
1
B
2
D C
3
R S T N
4
+N–
5
20
A
B A
R S T N