
ENGLISH
User’s manual
54
UPS EVO DSP PLUS TT
7.7
Operating Procedures for Parallel System
EVO DSP PLUS TT are designed according to high MTBF figures with increased reliability but in case of necessity, a
second EVO DSP PLUS TT can be connected in parallel for supplying the very critical load to increase reliability.
Maximum of 2 pcs of identical power and specification UPS can be connected in parallel. The UPS must all be the
same: all must have the same power ratings and the same technical characteristics.
7.7.1
Input and Output Wiring
1.
When install the parallel system, the length of input wires (R, S, T, N) in the one of the UPS parallel system
must be equal to another UPS input wires. Likewise, the length of output wires (R, S, T, N) must also be in
equal length. Otherwise, it will cause the unbalance current on output load.
2.
Refer to section 6.4 about the input and output wiring and battery wiring methods.
Figure 7-1 – Wiring in parallel system
Содержание EVO DSP PLUS TT 100 KVA
Страница 2: ......
Страница 72: ...ENGLISH User s manual 66 UPS EVO DSP PLUS TT...
Страница 139: ......
Страница 140: ...TECNOWARE s r l www tecnoware com...