FORM Spec BVMC-CI, Revised 01/11	COPYRIGHT © 2011 SHIPPENSBURG PUMP COMPANY, INC. 
Shipco® IS A REGISTERED TRADEMARK OF SHIPPENSBURG PUMP CO., INC. 	PRINTED IN THE U.S.A. • BEIDEL PRINTING HOUSE, INC., 717-532-5063
SHIPPENSBURG PUMP COMPANY, INC., P.O. BOX 279, SHIPPENSBURG, PA 17257
PHONE 717-532-7321 • FAX 717-532-7704 • www.shipcopumps.com
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SUGGESTED SPECIFICATIONS	SHIPCO® PUMPS
TYPE BVMC Duplex VACUUM Boiler feed PUMP UNITs
with cast iron air sepAration chamber
WITH 2 WATER PUMPS AND 2 INDEPENDENT AIR PUMPS
CAPACITY SCHEDULE MUST BE COMPLETED.
Furnish and install according to drawings and manufacturer’s instructions the quantity of BVMC-CI DUPLEX vacuum heating pump(s) as shown on the drawings. Each unit shall consist of (1) cast iron boiler feed receiver, (1) cast iron vacuum separation chamber, (2) boiler feed pumps, (2) vacuum pumps, (2) vacuum switches, electrical controls and accessories.
The boiler feed receiver shall be manufactured of close-grained cast iron with 20 year warranty against corrosion failure. The receiver shall be equipped with (1) inlet basket strainer, (1) make-up water assembly consisting of a 2-pole externally adjustable float switch and electric solenoid valve, low water cut-off switch, high water unloading switch, top and bottom shut-off water level gauge with automatic shut-off if glass is broken, dial thermometer, vacuum compound gauge, (2) pressure gauges for boiler feed pump discharge, and (2) bronze suction isolation valves between pump and receiver plus a valve in each bleed line will be installed for maintenance. The vacuum air separation chamber shall be manufactured of close grained cast iron with 20 year warranty against corrosion failure and be equipped with a solenoid fresh water make-up valve and float switch with air gap for anti-siphon, top and bottom shut-off water level gauge with automatic shut-off if glass is broken, dial thermometer, suction check valves, vent and overflow connections.
All controls switches and valves to have a NEMA _____ rating.
An adjustable temperature limit switch set to cut off air pumps in case of excess temperature.
A cast iron inlet basket strainer with vertical self-cleaning bronze screen shall be provided for the condensate receiver inlet.
The centrifugal water pumps and vacuum pumps shall be flange mounted on their respective receivers. The pumps shall be of close coupled vertical design, and shall have a cast bronze impeller that is bronze fitted to the cast iron pump housing with a renewable bronze wearing ring. The mechanical seal shall be rated for 250°F service. The entire pump assembly shall be permanently aligned and dynamically balanced to deliver its full rated capacity of air and water at a test point of 5½" Hg vacuum and 160°F in accordance to the latest ASHRAE Standard Code for Return Line Low Vacuum Heating Pumps. The pump shall be driven by an industry standard motor available "off the shelf."  The motor shall have a NEMA standard shaft. The horsepower and electrical characteristics shall be as shown on the drawings.
The pump manufacturer shall furnish, mount on the pump unit, and wire a U.L. labeled NEMA _____ control cabinet for Air Pumps with hinged door, containing:
2	Combination magnetic starters (having 3 overload relays) with circuit breakers and cover interlock
2	“Lead-Off Lag Continuous” selector switches (air pumps)
2	Momentary contact “Test” push buttons
2	Pilot run lights
1	Numbered terminal strip
1	Removable control mounting plate
The unit shall have a single point power connection.
A control circuit transformer for each circuit shall be provided when the motor voltage is three phase or code requires 115 volt controls. All factory installed wiring shall be numbered for easy identification and the numbers shall coincide with those shown on the wiring diagrams.
The entire pump package will be U.L. labeled when a control panel is furnished.
The unit shall be factory tested as a complete unit. The manufacturer shall furnish a certified pump performance test. The pump manufacturer shall furnish complete elementary and connection wiring diagrams, piping diagrams, and installation and operation instructions.
Electrical sequence of control Boiler Feed Pumps must be added. See electrical specifications for boiler feed pumps.
Manufacturer shall be Shipco® PUMPS, P.O. Box 279, Shippensburg, PA 17257.
Capacity Schedule (Required to complete suggested specifications).
TYPE BVMC DUPLEX VACUUM BOILER FEED PUMPS:
Quantity: __________ Catalog No. __________ BVMC-4
Capacity: Water Pumps __________ GPM, __________ PSIG from __________ " Hg
__________ HP, __________ RPM , Motor Enclosures __________
Air Pumps __________ CFM @ 5½" Hg 160°F with
__________ HP, __________ RPM , Motor Enclosures __________
Boiler Feed Receiver __________ gallons
Current : _______ volts __________ phase, 60 cycles