Electrical Calculations / Engineering

C
MV Switchgear - NGR Logic
Replies
1
Views
192
ron
ron
J
My first 400 amp service. Need help!
2
Replies
28
Views
1K
jst270
J
F
Reverse polarity in panel
Replies
6
Views
379
frofro19
F
J
Short-circuit impedance tolerance of Power Transformers
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10
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Joao
J
J
Vibration Parameters for a Slab in Electrical Room
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1
Views
167
jim dungar
J
G
NEC 220.87 additional loads
Replies
2
Views
201
suemarkp
S
F
Load Schedule
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2
Views
243
suemarkp
S
C
Conductor Ampacity for a Resistance Welder
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8
Views
531
codyab
C
W
Voltage drop for pump waaay down there.
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13
Views
519
zbang
Z
P
Using two legs off a Delta Three Phase 230 volt Panel
2
Replies
36
Views
1K
Little Bill
Little Bill
S
Feeder calculation
Replies
1
Views
209
suemarkp
S
H
PTs vs direct 480 V sensing for revenue meters (fault energy and safety concerns)
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13
Views
535
hillbilly1
H
E
UL508A Table 28.1: Copper or Aluminum?
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2
Views
329
EC Dan
E
Zyb
Sizing GEC in parallel sets
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9
Views
363
Zyb
Zyb
D
Transformer Question
Replies
7
Views
461
ggunn
G
A
newbie for 1000A 120/240V 1PH residential service build
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7
Views
525
hillbilly1
H
A
Any Logical Reasoning
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8
Views
565
infinity
infinity
B
Voltage at Test Point for Deadbreak Connectors
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2
Views
345
BigBreakfastJohn
B
A
AC & ACCU
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5
Views
483
Knightryder12
Knightryder12
A
Circuit Size
Replies
7
Views
568
david luchini
david luchini
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