2.3 Page 2.3 - 10 TS-LLD INSTALLATION GUIDE
Figure 2.3-9 Three Phase 240 VAC Supply – Starter – Motor Control Box – and BigFlo Pump
(3 wire) Interface Schematic to TS-LLD
Reference Site Layout Figure 2.2 - 15
INCON TS-LLD & RedJacket Big Flo Three Phase Wiring Diagram
for newer 3 wire Three Phase motors
1) If the motor starter coil is 230 VAC then do not wire to neutral --
wire to M1.
2) Observe color code L1 L2 L3 phase sequence for proper rotation
of motor.
3) All conduit fittings, EYS seal fittings, and junction boxes in
manholes or other Hazardous areas are to be explosionproof
rated for: Class 1, Div 1, Group D and wet locations
DANGER ELECTRICAL SHOCK HAZARDS. TURN OFF AND LOCK-OUT THE
SUBMERSIBLE PUMP POWER SOURCE (L1, L2, L3 - AT THE CIRCUIT
BREAKER) - BEFORE - WORKING ON THIS EQUIPMENT. FAILURE TO TURN
OFF THE THREE PHASE POWER SOURCE WILL RESULT IN SEVERE INJURY
OR DEATH.
Three
Phase
Motor
Starter
(ref.
Note 1)
N (N o t e 1)
Dispense
Switch
Separate
wires
must be
run.
ORG
RED
Three Phase BigFlo
STP...newer 3 wire version...
Overloads (OLs) in series w/ T1 & T3
BLK
T2T1 T3
TS-LLD
LSU (Leak
Sensing Unit)
at diaphragm
valve
BLK
Aux.
Control
Relay
Box
(remove
dashed
wires)
L2L1 L3
Electrical
Power
Panel
L2L1
GND
L3
N
M2S2S1 M1
L1
N
L2
Install Line Filter
Cap (between
L1 and L2)
P/N
020-0028
2 NEU
NOTES
Neutral (WHT)
GND
S2 (BRN)
Pump On Sig.
(L1 is source)
RLY COIL (RED)
N
TB1
3 P-OUT
SIG RTN
4 P-IN
TS-LLD Control Unit (CU)
Power Source = L1
No connection.
Run wire
through the
donut-shaped
Pickup Coil
L1 Line (BLK)
Pickup Coil
M1 (ORG)
RLY N.O. (ORG)
TB2
1 485A
1 110V
F1
5 ALARM
4 DSY2
2 485B
3 DSY1
GND
N
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