Instruction manual

2. Preparation for Installation
53
(2) Outlet
Use an outlet shown below, that conforms to the JIS and NEMA standards. This
type of electrical outlet is available from electrical equipment suppliers.
Table 2-7 Electrical outlet standards
Standards Specifications
JIS C-8303
NEMA L6-20R
20 A 250 V, Two-pin grounded twist-lock
outlet
Figure 2-7 Two-pin grounded twist-lock outlet (250 V, 20 A)
Always use a grounded power outlet. Using the Switch without
grounding could result in electric shock or failures due to electrical
noise.
NOTE
The above outlet supports the ALAXALA 200 V AC optional power
cable. If you do not want to use the ALAXALA optional power cable,
use the outlet below. This type of electrical outlet is available from
electrical equipment suppliers.
z Two-pin grounded twist-lock outlet 250 V 10 A or higher
(3) Distribution board
Use circuit breakers on the branch circuit supplying power to the Switch. See the
following table for the rated breaker capacity, and the required number of circuit
breakers and outlets.
Table 2-8 Rated breaker capacity and required quantity
Rated breaker
capacity
Power supply
redundancy
Number of required
circuit breakers
Number of required
outlets
None 2 2
10 AT with single
phase 200 V AC
(for a 10 A circuit)
Required 4 4
NOTE
For easy operation, the distribution board should be installed in the
same room as the Switch or in an adjacent room.
NOTE
For a redundant power supply, the power from different power supply
systems can be supplied to each power supply unit.