Murphy Swichgage WD300 Series User manual

WD-03061B page 1 of 2
Description
WD300 Series
The universally applicable WD300 Series
panels are the ideal control solution for a
wide variety of diesel engines without shut-
down solenoid in the injection pump.
The standard WD300 Series panel includes
basic engine protection for low oil pressure
and high coolant temperature. It also includes
Murphy’s SV Series solenoid fuel shut-off
valve, (see bulletin SV-99026B).
WD300LV Models
For engines that have the fuel shut-off sole-
noid built into the injection pump. This model
also applicable to battery ignition engines.
Panel Kits Include:
• Low Lube Oil Pressure Swichgage
instrument.
• High Coolant/ Temperature Swichgage
instrument.
• 117PH Magnetic Switch.
• SV Series Solenoid Fuel Shutoff Valve.
• PB128S Emergency Stop Push Button.
Specifications
Low Lube Oil Pressure SWICHGAGE®:
• 0-100 psi (0-689 kPa) [0-6.89 bar]
• 1/8 NPT process connection
High Coolant SWICHGAGE®:
• 130-250°F (54-121°C)
• 48 in. (1.2 m) capillary
• 1/2 NPT process connection
117PH Magnetic Switch
SV Series Solenoid Fuel Shutoff Valve:
12 or 24 volt (specify)
Shipping Weight: 8 lbs. 8 ozs. (3.9 kgs.)
Shipping Dimensions:
8.5 x 5.25 x 5.5 in. (216 x 133 x 140 mm).
Warranty
A limited warranty on materials and workmanship is
given with this FW Murphy product. A copy of the
warranty may be viewed or printed by going to
www.fwmurphy.com/support/warranty.htm
WD-03061B
Revised 04-06
Catalog Section 30
Swichgage®Shutdown Panels with
Open Back for Diesel Engines
WD300 Series
■
Universal Design Ideal for Diesel Engines
Without Fuel Solenoid Built Into the
Injection Pump
■
Swichgage Instruments for Low Oil
Pressure, High Coolant Temperature
■
Includes Fuel Solenoid Shutdown Valve
WD300-LV
3-5/8 in. (92 mm)
5-1/8 in. (130 mm)
3-13/16 in. (97 mm)
3-1/16 in. (78 mm)
6-3/4 in. (171 mm)
6-1/8 in. (156 mm)
20P100
Oil Pressure
Swichgage®
20T250-4-1/2
Temperature
Swichgage®
117PH Magnetic Switch
PB128S Emergency
Stop Push Button
1/2-14 NPT
Adapter Nut
shipped loose
Dimensions (all Models)
NOTE: This is an standard schematic. If non-standard components
are specified, this schematic may not exactly reflect your panel.

WD-03061B page 2 of 2
In order to consistently bring you the highest quality, full featured products, we reserve the right to change our specifications and designs at any time.
Printed in U.S.A.
In order to consistently bring you the highest quality, full featured products, we reserve the right to change our
specifications and designs at any time. MURPHY, the Murphy logo, and Swichgage
®
are registered and/or com-
mon law trademarks of Murphy Industries, Inc. This document, including textual matter and illustrations, is
copyright protected by Murphy Industries, Inc., with all rights reserved. (c) 2006 Murphy Industries, Inc.
www.fwmurphy.com
918.317.4100 Email: [email protected]
Notes:
1. * = Standard Component or Range and is not required for ordering, see section notes if section has two parts to
specify.
2. WD300LV: Does not include a SV Fuel Valve.
3. WD300: Includes an SV Fuel Valve, (WD300-12 = 12 volt valve and WD300-24 = 24 volt valve)
4. If requirements are outside of the matrix, order panel with free formed
text and use the ʻ3050xxxxʼ product number of the base model.
WD300LV
WD300-12
WD300-24
TEMPERATURE
RANGES CAPILLARY
D = 220°*4 = 4ft. 10 = 10ft. 16 = 16ft.
*E = 250•6 = 6ft. 12 = 12ft. 18 = 18ft.
F = 300°8 = 8ft. 14 = 14ft. 20 = 20ft.
G = 20TH-320°NOTE: 20TH ONLY, M10 adapter (std.)
Maximum capiliary length 16 ft.
NOTE: specify capiliary length with range, no dash. Both parts
must be standard to leave blank, otherwise specify both parts.
ADAPTER NUTS
1/8 = 1/8-27 NPT M10 = 10mm x 1.5
1/4 = 1/4-18 NPT M12 = 12mm x 1.5
3/8 = 3/8-18 NPT M14 = 14mm x 1.5
3/8B = 3/8-19 BSPT M16 = 16mm x 1.5
3/8K = 3/8 NPSF M18 = 18mm x 1.5
*1/2 = 1/2-14 NPT M20 = 20mm x 1.5
1/2B = 1/2 BSPT M22 = 22mm x 1.5
1/2K = 1/2 NPSF M24 = 24mm x 1.5
5/8 = 5/8-18 UNF
3/4 = 3/4-14 NPT
3/4U = 3/4-16 UNF
7/8 = 7/8-9 UNC
MAGNETIC SWITCHES
*H = 117PH
J=518PH-12
K=518PH-24
L=518APH-12
M=518APH-24
P
RESSURE
RANGES
A = 75psi
*B = 100psi
C = 150psi
How to order
WD300LV
WD300-12
WD300-24
NOTE: specify capillary length with range no dash. Both parts must be stan-
dard to leave blank, otherwise specify both parts. EXAMPLE: E6