System Design - Xylem Aquavar SPD SPD20050 Instruction Manual

SYSTEM DESIGN

Section 3
NOTE
Systems MUST be designed by qualified technicians only and meet all applicable state and local code
requirements.
The following diagrams show a typical system using the SPD_ _ F with Filter, Constant Pressure Controller.
Diagram #1 shows a typical set up for a submersible system.
2
1 SPD _ F CONTROLLER
2 FUSIBLE DISCONNECT
3 PRESSURE GAUGE
4 AIR DIAPHRAGM TANK
5 PRESSURE TRANSDUCER
6 3 PHASE OUTPUT (ALWAYS)
7 DISCHARGE CHECK VALVE
8 GATE VALVE (HIGHLY RECOMMENDED)
9 SUBMERSIBLE PUMP END
10 SUBMERSIBLE MOTOR (3 PHASE)
11 PRESSURE RELIEF VALVE
NOTE: FOR SINGLE PHASE INPUT, CONNECT L1 AND L3, THEN SET MOTOR
OVERLOAD SWITCHES TO 50% OF CONTROLLER RATING OR LOWER.
SUPPLY POWER
L1
L2
L3
GND
8
1
6
T1
T2
T3
GND
4
5
3
FLOW
11
7
9
10
Page 5