Honeywell 11280S - Manual (Page 9)

61-86-03-13
Page 9
External Transformers
120 Vac (Single Phase)
For customer applications requiring 120/240 Vac single phase operation, a step-up transformer is mounted in a separate
enclosure (Model Selection Guide Table I, option 1). Figure 6 shows the installation for the transformer enclosure.
575 Vac (3 Phase)
For customer applications requiring 575/460 Vac 3 phase operation, a step-down transformer is mounted in a separate
enclosure (Model Selection Guide Table I, option 6). Figure 6 shows the installation for the transformer enclosure.
10.0
(254 mm)
14.0
(355.6 mm)
16.0
(406.4 mm)
Ground
Stud
120/240 Vac
Single Phase
Transformer
575/460 Vac
Three Phase
Transformer
Figure 6 Installation Drawing for External Transformer Enclosure