Brochure

SX-SERIES SIMPLEX PUMP CONTROLS
MODEL SPECIFICATIONS
SWITCH SPECIFICATIONS
Liberty Pumps • 7000 Apple Tree Avenue • Bergen, New York 14416 • Phone 800-543-2550 Fax (585) 494-1839
www.libertypumps.com
* Three phase panels come equipped with thermal overload protection that must be properly sized to the pump’s full-load run amps.
Multi-tap transformer (208/240/480VAC primary) provides 120V. control voltage. Motor protective switch provides adjustable overload,
branch circuit protection and pump disconnect. Please consult factory for proper panel selection.
All standard simplex panels include 3 pilot-duty float
switches for Off, On and Alarm. 20' cord standard.
Optional lengths available. External weights or pipe
clamp mounts required.
SX-SERIES FEATURES
MAGNETIC MOTOR CONTACTOR: Controls pump
by switching hot electrical lines.
HOA SWITCH: Offers manual operation of pump (on
circuit board).
GREEN PUMP RUN INDICATOR: on circuit board.
FLOAT SWITCH TERMINAL BLOCK: on circuit board.
CONTROL AND ALARM FUSES: on circuit board.
CONTROL AND ALARM POWER INDICATORS:
on circuit board.
CIRCUIT BREAKER: Single phase panels include 20
amp breaker to provide pump disconnect and branch
circuit protection. Three Phase breakers sized to
application and provide additional overload protection
for the pump.
PUMP INPUT POWER AND PUMP CONNECTION
TERMINAL BLOCK
GROUND LUG
AUXILIARY CONTACTS
ALARM PACKAGE: NEMA 4X = red beacon and
horn (83 to 85 db), exterior test/normal/silence
switch. NEMA 1 = door mounted red indicator and
buzzer mounted internally (83 to 85 db), exterior
test/normal/silence switch.
ENCLOSURE: 8" x 8" x 4"; NEMA 4X – ultraviolet
stabilized thermoplastic for outdoor; NEMA 1 –
metal for indoor use. Certain options may increase
enclosure size. (Three phase panels measure 12" x
10" x 6".)
CABLE: flexible 18 gauge, 2 conductor
ELECTRICAL: 5 amp, 120/230VAC, 50/60Hz
FLOAT: High impact PVC
140 degrees F. maximum fluid temperature
WEIGHT:
NEMA 1 Panels: 24 lbs. (approx.)
NEMA 4X Panels: 19 lbs. (approx.)
Liberty can customize a panel to your specific pump
needs. Please contact us for available options and
ordering information.
800-543-2550
U
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®
MODEL VOLTS PHASE FULL LOAD AMPS ENCLOSURE
(Must match pump)
Single Phase
SXL21=3 120/208/240 1 0 - 14.9 amps NEMA 1
SXL24=3 120/208/240 1 0 - 14.9 amps NEMA 4X
SXH21=3 120/208/240 1 15 - 20 amps NEMA 1
SXH24=3 120/208/240 1 15 - 20 amps NEMA 4X
Three Phase*
SX34=3-131 208/240/480 3 1.6 - 2.5 amps NEMA 4X
SX34=3-141 208/240/480 3 2.5 - 4.0 amps NEMA 4X
SX34=3-171 208/240/480 3 4.0 - 6.3 amps NEMA 4X
SX34=3-191 208/240/480 3 6 - 10 amps NEMA 4X
SX34=3-511 208/240/480 3 9.0 - 14 amps NEMA 4X
SX54=3-121 575 3 1.6 - 2.5 amps NEMA 4X
SX54=3-151 575 3 2.5 - 4.0 amps NEMA 4X
SX54=3-161 575 3 4.0 - 6.3 amps NEMA 4X
LISTED
CUS
Specifications subject to change without notice.
Dual safety certification for
the United States and Canada.
Copyright © Liberty Pumps, Inc. 2010
All rights reserved. LLIT600-R5/10
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