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Transformers, Phase Converters and VFD
Machine voltage issues, three phase via single phase power, and variable frequency drives discussion
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Rotary Phase Converter Designs and Plans
Milacron
Sep 21, 2006
8
9
10
Replies
198
Views
456K
Nov 20, 2021
millman52
M
Locked
Sticky
Motor drum switch wiring references Please look before asking
JST
Apr 13, 2020
Replies
1
Views
5K
Apr 13, 2020
JST
Locked
Sticky
Huanyang VFDs.... Banned from discussion
JST
Aug 2, 2017
Replies
0
Views
22K
Aug 2, 2017
JST
Locked
Sticky
Please put all general questions in the regular posting area NOT in the plans thread
JST
Apr 3, 2017
Replies
0
Views
13K
Apr 3, 2017
JST
Locked
Sticky
Please keep threads to one subject as much as possible
JST
Jan 10, 2016
Replies
0
Views
17K
Jan 10, 2016
JST
Locked
Sticky
A reminder.... please make your thread title meaningful
JST
Feb 23, 2013
Replies
0
Views
25K
Feb 23, 2013
JST
F
Best practice for motor overload protection using a vfd
fgen
Jun 14, 2022
Replies
10
Views
262
Today at 10:08 AM
fgen
F
T
Need advice for Bridgeport M head VFD
techymechy
May 15, 2022
2
Replies
21
Views
766
Today at 9:49 AM
jim rozen
J
Haas Kamp CP200 conversion question correct way to wire motor run capacitors on CP200 conversion.
jzr75601
Tuesday at 1:27 PM
Replies
4
Views
200
Yesterday at 3:09 PM
dalmatiangirl61
D
A
Replacement Bridgeport switches $400 vs $30?
AdamPrince2
Friday at 1:15 PM
Replies
12
Views
460
Yesterday at 9:40 AM
aribert
A
G
RPC snub regen current possible?
Garwood
Jun 22, 2022
Replies
8
Views
204
Yesterday at 12:35 AM
johansen
J
J
How do I up load pictures
jzr75601
Tuesday at 1:37 PM
Replies
4
Views
83
Tuesday at 5:45 PM
spaeth
S
Servo Drive Manufacturer
inomax
Tuesday at 1:11 AM
Replies
0
Views
59
Tuesday at 1:11 AM
inomax
S
Lincoln DC welder and VFD.
SOHC
Saturday at 4:52 PM
Replies
7
Views
212
Monday at 9:38 PM
SOHC
S
S
Webb lathe (whacheon)
Sampsonsmetal
Jun 22, 2022
Replies
8
Views
287
Sunday at 12:50 PM
Sampsonsmetal
S
B
Does a RPC help buffer inrush current to the load motor
Brian Campbell
Jun 8, 2022
Replies
6
Views
324
Friday at 10:57 PM
JST
B
Two phase to three phase conversion in New Zealand
Brian Campbell
Jan 11, 2022
8
9
10
Replies
185
Views
11K
Jun 23, 2022
neilharr
N
S
roto-phase auxiliary capacitor panel help please
sundown57
Jun 22, 2022
Replies
2
Views
112
Jun 23, 2022
rons
R
M
VFD Fan on constantly while powered up
mmurray70
Jun 21, 2022
Replies
5
Views
215
Jun 22, 2022
mmurray70
M
M
VFD Brake unit, can a universal or different brand be used?
mmurray70
Jun 17, 2022
Replies
11
Views
318
Jun 20, 2022
JST
Cleaning an oil-saturated motor
rimcanyon
Jun 10, 2022
Replies
7
Views
332
Jun 19, 2022
cyanidekid
M
Spindle wiring / VFD overcurrent error
mbalazs
Jun 17, 2022
Replies
3
Views
127
Jun 17, 2022
JST
D
Variable speed drive question
DBcooper
Jun 11, 2022
Replies
13
Views
321
Jun 16, 2022
thermite
B
Using a double wye wound motor with star points connected together
Brian Campbell
May 6, 2022
Replies
10
Views
1K
Jun 14, 2022
Dag S K
D
Are my caps wired right? American rotary 20hp CNC
A1CNC
Jun 12, 2022
Replies
6
Views
167
Jun 12, 2022
rons
R
F
little off topic but looking for help with digital clock
Froneck
Jun 9, 2022
Replies
6
Views
234
Jun 10, 2022
Froneck
F
Noobie looking for phase converter advice
Deerhurst
Jun 6, 2022
Replies
14
Views
302
Jun 9, 2022
Deerhurst
Incorrect control voltage to VFD, 5 hp CNC mill
M. Moore
May 10, 2022
Replies
14
Views
734
Jun 7, 2022
JST
U
Reversing an rpc
Ultradog MN
Jun 3, 2022
Replies
13
Views
384
Jun 7, 2022
dalmatiangirl61
D
A
Variable Speed Drive
anthrhodes
Sep 28, 2008
Replies
3
Views
3K
Jun 7, 2022
M. Moore
R
3 Phase Motor Wiring Question.
RonRock
Jun 6, 2022
Replies
4
Views
163
Jun 6, 2022
Phil in Montana
A
GE 3 phase motor help
aau10
May 30, 2022
Replies
13
Views
506
Jun 5, 2022
Jraef
G
How to wire? - Back fed Dry type 3 phase transformer - 240 to 440v
ggucci3
Jun 4, 2022
Replies
1
Views
185
Jun 4, 2022
thermite
T
Is this saw 3 Phase?
teemfan93
May 29, 2022
Replies
7
Views
326
Jun 1, 2022
BT Fabrication
B
D
returning to a RPC for a new old robot Yaskawa UP6 with XRC control
diesel-xj
Oct 15, 2020
Replies
4
Views
805
May 30, 2022
diesel-xj
D
F
Bit off topic electronis help
Froneck
Aug 20, 2021
2
Replies
20
Views
1K
May 29, 2022
Froneck
F
B
Phase Converter
Bill Schrade
May 26, 2022
Replies
17
Views
504
May 29, 2022
Froneck
F
D
Need help identifying Baldor motor (ilder for phase converter)
Deude-Mann
Mar 29, 2022
Replies
19
Views
2K
May 24, 2022
Deude-Mann
D
K
Syncing two 3 phase PM generators.
Kevin Beitz
Jun 5, 2018
2
Replies
31
Views
3K
May 20, 2022
jim rozen
D
Motor quandary
Dunsmuir Red
Mar 13, 2022
2
3
Replies
56
Views
3K
May 20, 2022
Dunsmuir Red
D
R
Software to draw relays, breakers, etc. Replace Visio?
rons
May 18, 2022
Replies
2
Views
87
May 19, 2022
rons
R
G
Hard start 3 phase motor
Gpzmax
May 2, 2022
2
Replies
37
Views
2K
May 16, 2022
SomeoneSomewhere
S
N
How large RPC for 10 HP mill
Nibleswick
May 11, 2022
Replies
9
Views
538
May 13, 2022
Turbowerks
F
eneloop battery question
Froneck
May 4, 2022
Replies
12
Views
1K
May 13, 2022
Froneck
F
K
Correct place for single phase conversion of old lathe?
kingofthehill
May 4, 2022
Replies
4
Views
649
May 12, 2022
JST
R
Step pulley drill press VFD conversion: Continuous boost function
rbmgf7
May 5, 2022
Replies
3
Views
576
May 12, 2022
Strostkovy
S
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