Ametek DPA1 Series Installation, Operation And Troubleshooting Instructions page 19

Phase/AMP Series DPA1/DCPA1
(2)
2-25.
Conversion to 416 Volt operation
2-26. Conversion to 277 Volt operation (60 HZ only)
Document 9100030
g. Remove the wire connected to terminal 4 of T2 and connect it to terminal
3 of T2.
h. Change R105 to 2500 OHMS, 12 Watts.
i. The unit will now operate from a 208 Volt line.
Conversion to 240 Volt operation
a. Locate the transformer T1. It is the larger one on the unit.
b. Remove the jumper that runs between terminals 4 and 5 on T1.
c. Place this jumper between terminals 1 and 5 of T1.
d. Add a new jumper between terminals 4 and 16 of T1.
e. Locate transformer T2. It is the smaller one on the unit.
f. Remove the wire that is connected to terminal 4 of T2 and connect it to
terminal 3 of T2.
g. Change R105 to 2500 OHMS, 12 Watts.
h. The unit will now operate from a 240 Volt line.
a. Locate transformer T1. It if the larger one on the unit.
b. Remove the jumper that runs between terminals 4 and 5 on T1.
c. Place this jumper between terminals 3 and 5 on T1.
d. Remove the input wire (or wires) form terminal 16 of T1 and place it on
terminal 15 of T1.
e. The unit will now operate from a 240 Volt line.
a. Locate transformer T1. It is the larger one on the unit.
b. Remove one end of the jumper connected to terminal 5 of %1 and re-
connect to terminal 15.
c. Change R105 to 2500 OHMS, 12 Watts.
d. The unit will now operate from a 277 Volt line.
AMETEK HDR Power Systems
Installation
13