Type 1 7 0 1 - A K W Basic l/15th hp model. Type 1701AUW for series or universal motors similar. Basic unit mounted in cabinet of machine, VARIAC and switching >j at any convenient point. «~4&&$ Price (either model) ËSr^lÉ
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Type 1 7 0 1 - A K
Type 1701-AU
for use with 1/15th hp shunt motor. Type 1701-AM is identical except that it has only one speed range (to rated) and its armature fuse is accessible from front of panel. Price (either model) $ 8 5 .
for 1/15th hp universal motors. Gives shunt regulation characteristics with the inexpensive universal motor. Price: $ 9 0 .
DC Motors AC Lines with \ # a r i a c motor speed controls ®
Features the C o n v e n i e n c e o f A C P o w e r and the Excellent S t a r t i n g C h a r a c t e r i s t i c s a n d G o o d Regulation of D C S h u n t - and C o m p o u n d - W o u n d M o t o r s Check These Very Important
Advantages
Wide Speed Range — smooth speed control variable from zero t o full rated speed with constant torque and no instability, even at lowest speeds
Good Regulation — at low speeds regulation increases inversely as the speed, allowing delicate machine operations to be started very smoothly and slowly
Full Torque at ANY Speed
Compact Unit Construction for installation at control point or stripped-down basic models t o build into original equipment
NO Torque Pulsation HIGH Starting Torque — quick and safe starting under full load Instant Starting-no warm-up time required Fast START-STOP-REVERSE - units above l/15th hp equipped with dynamic braking which causes quick and positive stops and aids rapid reversal 10W Cost and very simple installations
LONG Life — no electron tubes — minim u m and simple maintenance required — all components can withstand severe operating conditions including sustained overloads a n d high ambient temperatures Fifteen Models from less than l / 1 5 t h hp to 114 hp Interior view of typical basic model for l/6th, l/3rd and '/, hp VARIAC Motor Speed Controls
Information Fill In The Cou
GENERAL RADIO Company, 275 Mass. Ave., Cambricige 3 9 , Mass. Please send a copy of t h e VARIAC Motor Speed Com Bulletin.
©L7Q MOTOR SPEED CONTROLS Prices shown here are for Î fo 4 units; substantial discounts apply to larger unit orders.
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