Ac Input/Output Wiring (Single Ups) - Tripp-Lite SmartOnline SU20KX El Manual Del Propietario

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
Q1 and the bypass input circuit breaker switch
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 rotation 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
10
and create a risk of personal injury and property damage.
4A Single Fed Input
Dual Fed Input
4B
11
• Replace the UPS system's terminal block cover.
5
5A Single Fed Input
5A Dual Fed Input
N
12
13
14
Section 7-6, connect the
A to your facility's earth ground
Q2 are both off.
Section 7-3. See
R R S S T T N N R S T N
TO BYPASS INPUT TO MAIN INPUT
CONDUIT CONDUIT
R R S S T T N N
TO BYPASS INPUT TO MAIN INPUT
CONDUIT CONDUIT
1
B
2
Q3
Q4 is
Q4
3
R R S S T T N N
TO INPUT CONDUIT
4A
+ –
+ –
R R S S T T N N
TO INPUT CONDUIT
5A
20
+ –
A
Q3 Q2 Q1
R S T N R R S S T T N N
TO BYPASS INPUT TO MAIN INPUT
CONDUIT CONDUIT
4B
+ –
5B
R S T N
+ –