Curtis 1221c 7401 manuals

The Curtis PMC models 1231C and 1221C motor speed controllers provide smooth, silent, efficient and cost effective speed control for onroad electric vehicle applications. These controllers utilize power MOSFET technology, pioneered by Curtis PMC, to provide benefits unavailable with Curtis Model 1209B1221B and 1221C1231C electronic motor speed control lers are designed to provide smooth, silent, costeffective control of motor speed Careers at Curtis. Imagine yourself at Curtis where People are our Most Important Resource.

Curtis Controllers. Last Updated:. Curtis controllers are manufactured by Curtis Instruments Inc. 1221B. Operating voltage: Volts DC; Maximum current: 400 Amps; 15 KHz silent operation (no longer in production) 1221C7401. 1. 515 KHz switch frequency operation, audible as a whistle at low speeed. 1231C7701. Operating 34 rows  Curtis Technical Manuals The Curtis manuals below are for reference only when Curtis Instruments 1221C7401 Motor Speed Controller. The Curtis PMC models 1231C and 1221C are high power, heavy duty MOSFET electronic motor speed controllers which are ideal for use in electric commuter vehicles, light delivery trucks, and other vehicles utilizing up to 144 volts.

The 1221C7401 400A, V EV DC Motor Controller is a high power, heavy duty MOSFET electronic motor speed controller which is ideal for use in electric commuter vehicles, light delivery trucks, and other vehicles utilizing up to 144 volts.

These upgrades are on the latest Production models of Curtis controllers. All repairs are warranted for one year. The warranty states that the product will be free from defects in workmanship and materials and will operate within original specifications for a period of one year from the date of service.

Curtis PMC Model 1209B1221B and 1221C1231C electronic motor speed controllers are designed to provide smooth, silent, costeffective control of motor speed volt 400 amp Curtis Manual. Warning Cookies are used on this site to provide the best user experience. home curtis model 1221 under part number: 1221c7401. all remanufactured and rebuilt items are subject to a core charge. we will refund the core charge back as soon as we receive the core back. cross reference: Curtis 1221c 7401 manuals, ct1221c7401, phax,1221c7401, ax technical manual: 1209b 21b 21c 31c manual EVpropulsion is selling curtis 1231c electric vehicle speed controllers for series wound dc motors and alltrax axe speed controllers, for up to 144 volt electric car conversion projects.



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