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MOTOR and WIRE RATING DATA
269
3
s MAGNET COIL SUFFIX NUMBERS - Apply to Catalog Numbers 9560 9575, 9584, 9586, 9589, 9594, 9656, 9658, 9736 and 9739 only.
Voltage
60 cycles
Frequency 50 cycles
25 cycles
This section contains:
Pages 1
Magnet coil suffix numbers...................................269
Average motor ampere ratings..................... 272-273
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6 12 24 32
no
115 115/120 115/230
120 208
208/220 220
220/240 230 240
380 440 480 500 550
-26 -27 -28 -29 -1
-14 -46 -20 -39 -45
-2 -42 -23 -15 -40
...
-3 -41
-4
-30 -34 -31 -35 -32 -36 i -33 -37 -5 -10 i
-16 ...
-18 1
-21 -22 1 -43 --44 ;
... ... -6 -11- . -24 -25 : -17 -19
.
-7 -8 -12
-38 ... -9 -13
Motor branch circuit fuse, wire and t,f
circuit breaker selection...................................... 271 i
Relay operating times............................................ 278 >,
Resistors -- service classifications and recommendations....................
| 276-278 '
Transformer selection for control circuits . . .274-275 i!
Wire:
Current-carrying capacities............................... 270 :
Motor branch circuit selection............................. 271 '
Number per conduit or raceway....................... 269
Voltage drop..................................................... 270
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WIRE and CONDUIT TABLES -- Based on igez n.e.c.
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MAXIMUM NUMBER OF CONDUCTORS IN CONDUIT OR TUBING - Types RF-2, RFH-2, R, RH, RW, RH-RW, RHW, RHH, RU, RUH, RUW, SF, SFF, TF, T, TW, THW and THWN (See sections 300-17, 300-18, 346-6 and 348-6 of 1962 N.E.C.) -- Derating factor for more than three conductors in raceways, see Note 8 on next page.
Wire Maximum Number of Conductors in Conduit or Tubing Size (Based upon % conductor fill, Table 3, Chap. 9, for new work)
or W K 1 114 114 2 214 3 314 4 5 6 MCM Inch Inch Inch - Inch Inch Inch Inch Inch Inch Inch Inch Inch
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2
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3 50 0
18 7 12 20 35 49 80 115 176
16 6 10 17 30 41 68 98 150
14 4
6 10 18 25 41 58 90 121 155
12 3 5 8 15 21 34 50 76 103 132 208
10 1
4
7
13
17
29
41 64
86 110
173
8 1 3 4 7 10 17 25 38 52 . 67 105 152 6 1 1 3 4 6 10 15 23 32 41 64 93 4 1 1 1 03 5 8 12 18 24 31 49 72 3 1 1 3 4 7 10 16 21 28 44 63 2 1 1 3 3 6 9 14 19 24 38 55 1 1 1 1 3 4 7 10 14 18 29 42
0 1 1 2 4 6 9 12 16 25 37 00 1 1 1 3 5 8 11 14 22 32 000 1 1 1 3 4 7 9 12 19 27 0000 1 1 2 3 6 8 10 16 23
250
111
3 5 6 8 13 19
300 1 1 1 3 4 5 7 11 16
350
111
T 3 5 6 10 15
400
11
13
46
9 13
500
11
1 3 4 5 8 11
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TO
mv
600 1 1 1 3 4 6 9
700 1 1 1 3 3 6 8
! 750
1 11 33 58
800 1 1 1 2 3 5 7
900
1000 1250 1500 1750
1 1
11
11 11
1 1
1
1 1 1 1
3
3 1 1 1
4
4 3 3 2
7
6 5 4 4
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O ~n -rHn 0050
2000 1 1 1 1 3 =0-0
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O Where an existing service run of conduit or electrical metallic tubing dos not exceed 50 ft. in length and does not contain more than the equivalent of two quarter bends from end to end, two No. 4 insulated
and one No. 4 bare conductors may be installed in 1-inch conduit or tubing.
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CUTLERoHAMMER
269
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