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P O W E R I N G T E C H N O L O G Y
Manual No. aspiro2u-3
aspiro2u_m23-man-rev3-0516.indd
Figure 4-6 AC Input Terminal Block (1-phase)
The mains input terminal blocks can be connected to: 3-phase 400VAC, 1-phase230 VAC or
2-phase 230VAC, see Figure 4-7.
3x400VAC
N
L1 L2 L3
PE PE
N
N/L2
L
L1
PE
PE
PE
PE
1x230VAC
2x230VAC
6
6
5
5
4
4
3
3
2
2
1
1
1
1
7
7
6
5
4
3
2
1
1
7
(US Install Reference)
Figure 4-7 AC Connection Options
Recommended AC mains breaker:
400VAC 3-phase
: UL listed, triple pole 20A C-characteristic
230VAC 1-phase
: UL listed, double pole 40A C-characteristic
4.7 DC Load Connection
Before connecting DC load cables, check the appropriate cable ratings. Maximum cable size
is 9AWG/6.0mm².
1. Check that all the load MCBs are in the OFF position.
2. Connect the negative (-) DC cable to the relevant circuit breaker.
