A row of six Allen-Bradley Bulletin 7 0 9 automatic explosion-proof starters on loading pumps of an L.P.G. processing plant
FOR SAFE AUTOMATIC MOTOR OPERATION in Hazardous Locations Specify Allen - Bradley Explosion-proof Solenoid Starters It takes a lot of maintenance time to open and replace bolted covers of explosion-proof start ers. That's why it is important to specify AllenBradley solenoid starters . . . which are good for millions of operations without contact main tenance. The thermal overload relays can be reset without opening the enclosure. Reduce your plant maintenance by using Bul letin 709 solenoid starters. You can install them . . . and forget them. W r i t e for the Allen-Bradley Handy Catalog . . . a valuable guide for select ing motor controls and enclosures for every type of industrial service. Allen-Bradley Co. 1 346 S. Second St., Milwaukee 4 , Wis. In Canada—Allen-Bradley Canada Ltd., Gait, Onl.
Bulletin 709 Solenoid Starter Allen-Bradley Size 1 solenoid starter in a NEMA Type 7 enclo sure for operation in hazardous gas locations. The cover and base have wide machined flanges.
ALLEN-BRADLEY SΟLΕΝOID
MOTOR QUALITY
COΝΤRΟL
Double Break, Silver Alloy Contacts Arc hood lifted to show double break, silver alloy contacts on solenoid plunger and in arc hood. The basic solenoid design of all Bulletin 7 0 9 ratings is identical.
For further information, circle number 76 A on Readers' Service Card, page 139 A
76 A
INDUSTRIAL AND ENGINEERING CHEMISTRY
