Sussman ES - Page 7

RELAY
FIELD WIRING
FACTORY WIRING
PILOT
LIGHT
L
AUTOMATIC
PRESSURE
CONTROL
AUX LWCO BOARD
BOILER SHELL
PROBE
GUARD
GROUND
LWCO
LWCO
HIGH LIMIT
PRESSURE
CONTROL
LIQUID
LEVEL
CONTROL
ON-OFF
SWITCH
CONTROL
TERMINAL
BLOCK
120V 1PH
INPUT
Hot Leg Neutral
SOLENOID VALVE
C1
C2
CONTACTORS
P2
L1 L2
LO
P1
R
S
Sussman Boilers
Installation, Operation & Maintenance Manual
Wiring Diagram Control Circuit
7
ES and SSB Electric Boilers with Automatic Blowdown System
SSB Electric Boilers with Auxiliary Low Water Cutoff
RELAY
FIELD WIRING
FACTORY WIRING
PILOT
LIGHT
PILOT LIGHT
L
OPERATING
PRESSURE
CONTROL
PROPORTIONING
PRESSURE CONTROL
HIGH LIMIT
PRESSURE
CONTROL
LIQUID
LEVEL
CONTROL
ON-OFF
SWITCH
CONTROL
TERMINAL
BLOCK
120V 1PH
INPUT
L N
7-DAY 24-HR
TIMER
TIME DELAY RELAY
ES81600
AUTOMATIC
BLOWDOWN SYSTEM
C1
C2
CONTACTORS
S
M
SOLENOID VALVE
PUMP MOTOR
P2
P1
R
2
OPEN
CLOSE
3
D
T
MOTORIZED
BLOWDOWN
VALVE
1