Document rpwxdLbN8NDbDnLO2p7RJkvpG

Air System Equipment Motors Westinghouse Electric Corporation Plants in 25 Cities--Offices Everywhere MOTORS FOR HEATING, VENTILATING AND AIR CONDITIONING APPLICATIONS Open, DripProof SquirrelCage Induction Type CSP Westinghouse manufactures a complete line of motors for all types of compressors, fans and pumps. For full details contact your nearest Westinghouse office or write for Catalog 2000 (Motors) and 7000 (Control). FRACTIONAL HP MOTORS For direct-connected fans on unit heaters and ventilators; propeller fans for roof ventilation; and furnace and centrifugal blowers, etc. Vertical types are recom mended for "Down Blast" heaters and vertical coolers. SINGLE PHASE A-C--Type .FH-- Split phase. Ko to hp, 115, 230 volts. Type FL--Permanently split capacitor design. to % hp, 115, 230 volts. Type FJ -- Capacitor-start induction run. to hp, 115, 230 volts. POLYPHASE A-C--Type FS--Induc tion squirrel cage design for 2 and 3 phase circuits. M to ^ hp, 220, 440 and 550 volts. * DIRECT CURRENT --r Type FK-- Single speed and multi-speed motors, to 1 hp, 32, 115 and 230 volts. INTEGRAL HP MOTORS SINGLE PHASE--For fans and cen trifugal pumps requiring constant speed operation. Available in standard voltages and frequencies. Type CRP--Repulsion-start induction- Run--z/i to 5 hp. Type CU--Repulsion-induction--2 to 7V2 hp. Type CJP--Capacitor, % to 10 hp. POLYPHASE A-C--Type CS and CSP--Squirrel cage, constant speed, in duction motors. Available in three torque classes for all standard voltages and fre quencies H to 200 hp. Standard enclosures include: Open, tot ally enclosed (fan cooled or non-ventilated) and splash-proof. Types can be supplied with Underwriters' label for Class I, Group D, and Class II, Groups E, F and G Haz ardous Locations. Motors with special mounting or modifications can also be supplied. AXIAL FAN MOTORS Type CS--A modified design of a-c fancooled motor is used for axial flow fans in ventilation installations. The drawing at the left shows a typical unit, integral with the duct work. Motors from 1 to 25 hp in a variety of speeds can be supplied. 1078 Westinghouse Electric Corporation Air System Equipment controls HERMETIC COMPRESSOR MOTORS Types CS and CT feature a wound stator with machined steel shell of oil-tight construction, wrap ped around the stator punchings. Insulation is suitable for operation in freon and similar refrigerbore. Rated 1 to 3 hp (single phase), 115 and 230 volts, 1 hp and larger (polyphase), 60, 50, 25 cycles, 208, 220, 440 and 550 volts. MOTOR CONTROL The Westinghouse line of control includes manual or magnetic, reversing or non-reversing, across-theline and reduced voltage starters for single or multi speed a-c and d-c motors. Magnetic types are furnished with built-in or separate pilot devices for local or remote control. All standard NEMA en closures are available. Representative types are described and shown below. MANUAL CONTROL Motor Snap Switch--(Class 10-015) for starting and stopping small a-c and d-c motors where over-" load protection is not required. Rated up to 2 hp, 110 to 600 volts. Sentinel Breakers--Type H--^(Class 10-023) provide control and burnout protection for fractional hp motors--up to 1 hp, 110 to 220 volts. Protects motors against locked rotor or overload conditions. "De-ion" Motor Watchman--Type DnW-- (Class 10-100) designed for starting, stopping and protecting small single phase and polyphase a-c motors, from ^ to 7j^ hp, 110 to 600 volts. IwB Motor MANUAL MULTI-SPEED CONTROLS Controllers for Type FL Motors--2 speed, double throw, double pole toggle action switch for operation on 115 or 230 volts. Controllers for Type FK Motors--A variable resistor connected in armature circuit. Selector switch has six speed operations. "De-ion" Motor Watchman--Type DnW-- (Class 10-130) Starter suited to industrial fans--: for use with 2 speed, 2 winding motors. ^ to 7H hp, 160 to 600 volts. MAGNETIC CONTROL For starting squirrel-cage induction motors direct ly across the line. . Provides remote control and complete protection when used with pushbuttons, selector switches, etc. "De-ion" Linestarters--(Class 11-200)--Rated 1 to 25 hp, single phase, H to 750 hp polyphase, 110 to 600 volts. "De-ion" Combination Linestarters--(Classes 11-203--fusible, 11-204--non-fusible; and 11-206-- with AB nofuze circuit' breaker) 1 to 200 hp,T10 to 600 volts. PILOT CONTROL Standard Duty Pushbuttons--Type SD-2 (Class 15-010) and Heavy Duty Pushbuttons-- Type HD (Class 15-020)--For use with magnetic starters. Units"and stations are designed for pilot control circuits 110-600 volts a-c and 115-600 volts d-c in sheet steel, water and `dust-tight or oil im mersed enclosures. Watchman Type DnW Class 10-100 "De-ion" Linestarler Class 11-200 "De-ion" Motor Watchman Type DnW Class 10-130 Multi-Speed Controller for Type FL Motor Dusl and Water-Tight Standard Duty Statiun __ Type SD-t Class 1S-OS0 "De-ion" Combination Linestarter Class 11-204 1079