Xylem IM244R04 SPD Plus Variable Speed Pump Control - Manual (Page 12)

12
SECTION 6: POWER SUPPLY AND WIRING
(CONTINUED)
POWER CONNECTION DIAGRAMS
The following diagrams show the power connection layout for each frame size.
• For sizes R5 and N5 • For sizes R6 and N6
WARNING
If the secondary of the transformer is a delta with a grounded leg (corner grounded delta) or
floating network, the line to ground EMC filter components and line to ground MOV protection
must be disconnected or damage to the controller can result. Remove screws F1 and F2 for
frame sizes R5/N5 and R6/N6 to disable line to ground EMC filter and MOV protection.
NOTE
For single phase input power, use input power terminals U1, W1 and PE (ground).
WARNING
Hazardous
voltage
FIGURE 2
FIGURE 3