MULTIQUIP ST3020B1 Operation And Parts Manual page 17

EXTERNAL 1Ø
(230 V AC )
POWER SOURCE
CIRCUIT
BREAKER
L1 RED
BLACK
L2
GROUND
POWER INPUT CABLE
TO CONTROL BOX
WARNING
CONTROL BOX INSTALLATION IS TO BE
PERFORMED BY A LICENSED ELECTRICIAN
OR QUALIFIED PERSONNEL.
THE POSSIBILITY OF ELECTRICAL SHOCK
OR ELECTROCUTION EXISTS, WHICH COULD
CAUSE SEVERE BODILY HARM EVEN DEATH!.
NOTICE
For correct wiring to pump motor (1Ø, 230 VAC), add
a 16 AWG. jumper wire approximately 5-inches in
length between the input terminal block marked L3 and
terminal 4 on the electronic overload unit. Reference
CB200 wiring diagram (old style)
st3020b1/bCUL sUb. pUmp • operation and parts manUaL — rev. #2 (10/28/10) — page 17
flOat switches (cOntrOl bOx)
110
115
120
X2 XF X1
FUSE
AC POWER
TERMINAL BLOCK
L1 L2 L3
1 2 3 4
1 2 3 4
L3
L1 L2
RED
BLACK
GREEN
POWER INPUT
FLOAT
TO CTRL BX.
SWITCH
TERMINAL BD.
INPUTS
SECURE FLOAT SWITCH
WIRES TO PUMP
DISCHARGE HOSE
STOP FLOAT
SWITCH. CONNECT
TO TERMINALS 3 AND 4
Figure 10. CB200 Control Box (Old Style)
Dual Float Switch Application Diagram
NOTE:
CHECK JUMPER SETTINGS ON
TRANSFORMER, REFERENCE
CB200 WIRING DIAGRAM. 230 VAC
CONFIGURATION SHOWN.
X1
MTE
FLOAT SWITCH
TERMINAL BLOCK
B
FLC (A) STOP
CLASS
AUTO HAND 10 RESET
TB1 10 10 8 12
7
20 20
16
30 30 6.4
B
2 4 6
A
RED BLACK
JUMPER
WIRE
1Ø 230 VAC
POWER OUTPUT
TO PUMP
START FLOAT
SWITCH. CONNECT
TO TERMINALS 1 AND 2
SINGLE
FLOAT SWITCH
APPLICATION
MODEL SW1WOPA
PUMPING
RANGE
MOUNT CONTROL
BOX IN AN UPRIGHT
VERTICAL POSITION
AS SHOWN.
CONTACTOR
NOTE:
REFER TO OPERATION MANUAL
FOR THE CORRECT SETTING OF
THE ELECTRONIC OVERLOAD UNIT.
ELECTRONIC OVERLOAD
MODULE TERMINAL BLOCK
SUBMERSIBLE
PUMP