PDA

View Full Version : Transformers, Phase Converters and VFD



Pages : 1 2 3 4 5 6 7 8 9 10 11 12 [13] 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29

  1. GE 440v four speed motor
  2. Phase conv. or VFD on drill press?
  3. Encoder help needed
  4. RPC's & Air Compressors
  5. Will this transformer work?
  6. Used Transformers & Electrical stuff (SF Bay Area)
  7. growling rpc
  8. RPC green 'on' button light fades out
  9. RUNNING A 460V motor. Transformer or rewind
  10. Can i use any of these contactors?
  11. Cedarburg rotary phase converter with cracked start cap
  12. VFD output: what should it look like?
  13. question about starting three phase 25hp moter
  14. Motor Clicking..Help
  15. 2 motors in parallel on single VFD?
  16. balancing RPC's
  17. VFD on/off?
  18. Programmable logic controller
  19. Transformer ??s
  20. Siemens Starter Wiring
  21. Fixing a fluorescent light ballast
  22. Good place to buy an RPC?
  23. How to power used surface grinder ?
  24. ?? on transformer vs. run capacitors
  25. vfd for use with automation - basic help needed
  26. Line Reactor on VFD single phase input?
  27. VFD for Birdgeport R2E3 spindle
  28. Arco Self-Starting Rotary
  29. "True sinusoidal" power from a VFD
  30. Another 10hp American Rotary thread
  31. Conveting hz to rpm on a vfd?
  32. Allen Bradley Starter off Burke #3 ques
  33. Henry A. Steelman converter revisited
  34. Looking for some clarity on motor efficiencies.
  35. Hitachi VFD question
  36. static not working?
  37. Need help with RPC addition (already have 1 30hp)
  38. Looking for "special" capacitor
  39. FactoryMation and Dealerselectric recommend different VFD's; Help me choose
  40. Falling voltage resistor
  41. Need some information on building a 10hp RPC.
  42. What happens when you run a 440V motor on 220V?
  43. Need help with horizontal saw wiring
  44. How to run 50 hz motor on 60 hz
  45. Inverter I am going to modify (pics)
  46. AC vs DC caps?
  47. how do i switch Fwd and Rev on mill??
  48. 46A resistive load OK on 30HP RPC?
  49. VFD display consoles built from scratch
  50. Someone check my math. 40HP 3ph calc
  51. Wind energy again. Power storage solutions and transient spikes
  52. AC Tech SMVector vs. TECO MA7200 VFD?
  53. who uses motor overloads?
  54. In need of DC motor advice for Lathe.
  55. 1hp 3ph 240 volt south bend lathe
  56. RPC Tuning Problem
  57. What do isloation transformers cost just to "sit"
  58. DoAll Bandsaw - Need to run on Single Phase
  59. Tow RPCs in parallel
  60. VFD or phase converter
  61. trying to figure out VDF and RPCs
  62. SS PH Converter no Amps from created phase?
  63. Need help sizing VFD for Lagun
  64. Motor wiring
  65. well buying a phase converter finally and have one last ?
  66. Compressors started today
  67. Voltage imbalance causing VFD issues?
  68. 220V VFD Output stepped up to 480V
  69. Emerson Commander SK VFD - any good?
  70. Howell Electric motor wiring diagram?
  71. VFD, conditions for max/min heat generated
  72. Deckel FP1 plus VFD Can i use the control buttons
  73. What Makes a Motor a Good Choice for an RPC Idler Motor?
  74. Index Model 40 mill, with 2 speed motor
  75. Yaskawa 606PC3 VFD...single phase input?
  76. New to me issue
  77. Transformer box/plug/outlet arrangement
  78. Variable speed for belt sander?
  79. Did I get a bad VFD?
  80. need for a mag starter
  81. VDF certified motors
  82. Need 220v to 110v transformer and help
  83. Pony motor started, how to wire compressor
  84. Motor starter and rotary switch
  85. Probably dumb question
  86. Transformer questions.
  87. Inrush Current on lighting transformer
  88. More caps. needed?
  89. Yet more VDF questions
  90. I started my 10 hp idler
  91. Blown start capacitor on RPC
  92. how much h.p. for a 300 amp welder?
  93. Two motor RPC designs?
  94. 3hp VFD ok for a 1 1/2hp 3 phase motor?
  95. Need help w/ Clausing Colchester
  96. 220 on each leg 3 phase?
  97. VFD with 2 speed motor...any complexities ?
  98. Digital converter or VFD
  99. Help me choose a 440 volt VFD
  100. Need Help with my RPC
  101. How to hook up a VFD.
  102. SO Power Cords
  103. 240-414V without a transformer
  104. Proper electric motor lubrication?
  105. Size of starting capacitor for 1/2hp, 120vac motor?
  106. Motor starter problems
  107. teco ev series vfd external potentiometer settings?
  108. Wild Leg Question
  109. Questions for Rotocon (Ronk) phase converter users
  110. Are 1 phase to 3 phase motor starters VFDs?
  111. Running 1.5HP motor on 1HP VFD?
  112. 208V motor on 240 not good- but why?
  113. 230/460 motor wiring question
  114. Current carrying capacity of buck transformer setup.
  115. Help deciding on VFD.
  116. Will RPC run on single live and neutral supply?
  117. How to protect small VFD from chips/coolant
  118. GE Polyphase wattmeter P-3 - Useful?
  119. Got the RPC hooked up, but ......
  120. RPC and 3 Phase questions
  121. Problems starting lathe off the RPC
  122. Altivar 31 hooked up for the first time
  123. VFD Recommendation
  124. Run compressor off RPC or single phase?
  125. Need help building my 10hp Rpc
  126. RPM nomenclature
  127. best prices on capacitors
  128. Need more power...
  129. Which one of these motors will be the best for an idler??
  130. RPC output
  131. 17xx idler vs 34xx idler ??
  132. 3 phase generator
  133. Need assistance/advice in bucking down voltage (for the layman).
  134. Woohoo- got me a 20hp 3 phase motor, now what?
  135. I need an honest answer on a VFD or RPC
  136. hmm, can't post the attachment.
  137. What size RPC?
  138. DC Motor controller - 240 volts?
  139. Single phase speed control
  140. Vfd makeing motor vibrate help
  141. Machine Tool Control Transformers 440/220
  142. Lordy- just learned I need a 15hp rpc
  143. 3ph welder on my rotary converter
  144. Rotary phase conv. Question
  145. Help with schematic
  146. Need some help 3-phase to 1-phase motor change
  147. Electrical Issue - Motor putting noise on ground?
  148. Can I get true single phase from 3 phase?
  149. What do I have here? -hardinge HCNC/fagor 8025
  150. two 3 phase questions
  151. Three phase heating elements
  152. How come this works
  153. smoked idler motor
  154. Need start/run switch for my Jet lathe
  155. 10ee start-up problem
  156. Motor stall and vfd"s
  157. Newb VFD hook-up questions
  158. Chinese 3hp VFD to 3hp motor
  159. yet another neophyte RPC question
  160. What to use for a PM 1200HD 2hp drill press?
  161. Cooling Fan 10hp Motor
  162. 1 hp static converter for a 1/2 hp three phase motor?
  163. Do VFD's destroy motor bearings???
  164. VFD drive help
  165. Engine Crank Stop
  166. question with my rpc
  167. Converting SB13 from 3ph to 1ph 220v? Easy?
  168. help wiring Birmingham to FM50
  169. NEED HELP: What is missing from this setup?
  170. Noise Reduction: 3450 RPM Idler Cooling Fan
  171. OT:Onan electrical attachment
  172. amp clamp
  173. VFD changeover query...
  174. 3KVA Transformer Protection
  175. do you leave you vfd's on
  176. another static converter balance question
  177. auto start for rpc
  178. RPC Plans anyone
  179. VFD Choices
  180. Compressor Duty VFD for 3ph
  181. 15hp rotary converter problems
  182. Basics of 3 phase converters
  183. VFD vs Rotary converter current draw
  184. How Can I Fix Excessive Current Imblance in Static Converter
  185. Vfd
  186. replacement motor terminal box?
  187. Workshop on a VFD...
  188. motor size
  189. unique 3phase
  190. How to wire a two speed motor
  191. VFD voltage?
  192. 1-Phase input AC Drive for 2 HP motor
  193. Three-step resistive starter
  194. Rpc rpm
  195. RPC idler won't come up to speed
  196. basic remote controls for teco jnev 202 H1
  197. How do you determine HP with limited info?
  198. 3 phase drum switch wiring
  199. Electric Motor Question
  200. Ground Bars for RPC Terminal Connections?
  201. Converting two phase to three phase. HELP
  202. new? lower?? prices and sources for braking resistors?
  203. Will this motor work for a 3 phase convertor?
  204. VFD on cold saw.. max frequency ?
  205. Generator Speed
  206. Mitsubishi spindle drive error codes?
  207. Need help! Hitachi SJ200
  208. help needed with mill/vfd
  209. Pushing the limits of an RPC. How far would you go?
  210. 30 amp lighting contactor question
  211. Possibly a motor issue, not sure yet
  212. ebay
  213. Insulation resistance of transformer
  214. Ring circut for 3ph 240v outlets in 40x60 shop?
  215. can I run a 1hp motor with a 3hp vfd?
  216. How to use a Sencore CA55 capacitor analyser (
  217. Washburn Transformer
  218. Recommend VFD for hobby BP mill
  219. CC/CV welder question...
  220. help identify this conrol box
  221. Does anyone here use a PhaseAble Enabler?
  222. Wiring question for Ronk RPC
  223. Transformer wiring help
  224. Electrical questions on Bridgeport
  225. ot kinda:capaciters to save on bill
  226. Aussie RPC project.
  227. Need source for 3Cond.+Grnd. No. 1 copper wire in San Jose area
  228. Origins of rotary converters?
  229. Does it matter if rotor is flipped 180 degrees in stator(motor housing)??
  230. Function of the DPDT Relay (Grainger 5X847) in Carlson Circuit?
  231. Power cord recommendations
  232. Wiring a 12 lead 10hp Yaskawa motor to VFD - need help
  233. Need recommendation on VFD or RPC for 1/2hp instrument lathe
  234. 208/220 wired machine on 240, ok?
  235. cornverter working but what about control voltage ?
  236. 3 phase converter Question......Solid State
  237. What size enclosure should I buy for my RPC?
  238. Motor confusion
  239. OT: looking to hire inverter controlled borehole pump in Ireland
  240. surface grinder - changover from AB 509 to AB 709
  241. Blount Lathe Restoration - part 3 - motor replacement
  242. Loooking for wiring diagram for Reversing Drum Switch and 110 Motor
  243. Questions regarding running a 3 Ph rotary phase converter with a sutably sized vfd
  244. Plain and simple... the setup needed for clausing kondia fv1 with dynapath delta 20
  245. Phase Perfect integrated into shop wiring
  246. transformer size?
  247. My ARCO Roto-phase died...
  248. run capacitors used as start capacitors??
  249. Turret Drill on a VFD
  250. molded case breaker