Control Catalog Flippingbook
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NEMA FULL VOLTAGE POWER DEVICES, CONTROL SECTION 1
— CR494 mag-break magnetic starters 2 speed – 2 winding, mag-break circuit breaker type Part number configuration Valid for NEMA sizes 0-4
Step 2 (digits 8, 9) select control voltage (extra capacity CPT + 100VA and 200VA) Control Circuit Voltage & CPT Standard Size CPT + 100VA
Standard Size CPT + 200VA
120V w/ Surge Protector (SP)
– – – – – – –
– – – – – – –
120V 240V 480V 600V 208V 24V 1
240V/120V w/CPT 480V/120V w/CPT 600V/120V w/CPT 208V/120V w/CPT
13 14 15 18 53 54 55 58 A3 A4 A5 A8
23 24 25 28 63 64 65 68 B3 B4 B5 B8
240V/120V w/CPT & SP 480V/120V w/CPT & SP 600V/120V w/CPT & SP 208V/120V w/CPT & SP
240V/24V w/CPT 1 480V/24V w/CPT 1 600V/24V w/CPT 1 208V/24V w/CPT 1
Note: CPT includes 2 primary fuses and 1 secondary fuse. 1 24V coils not available for NEMA size 3 & 4.
Step 3 (digits 10, 11) select protective device
Mag-break circuit breaker - Spectra™ series
200-208V
230-240V
460-480V
575-600V
NEMA Size
Max Hp
CB Rating (Amps)
Max Hp 1/2
CB Rating (Amps)
Max Hp
CB Rating (Amps)
Max Hp
CB Rating (Amps)
Code
Code
Code
Code
– 1 3 – – 5
3 7
MA MB MC MC
3 7
MA MB MC MC
1 3 5
3 7
MA MB MC MC
1 3 5
3 7
MA MB MC MC MD ME MF MG ME MF MG MH MJ MG MH MJ MK ML MM MN ML MN MQ MR MS
0
1 3
15 15 20 25 30 40 25 30 40 50 60 40 50 60 70 80 90
15 15 20 25 40 25 30 40 50 60 40 50 60 70 80 90
15
15 15 20 25 30 40 25 30 40 50 60 40 50 60 70 80 90
–
7 1/2 15
10
MD –
MD 10
20 25 30 40 25 30 40 50 60 40 50 60 70 80 90
MD –
1
ME MF
5
ME MF
– –
ME MF
– –
7 1/2 30
7 1/2
MG –
MG –
MG –
– – – – – – –
ME MF
– –
ME MF
–
ME MF
15 20
15
2
MG 10 MH –
MG 20 MH 25
MG 25 MH –
10
MJ
15
MJ
–
MJ
–
MG – MH –
MG – MH 30
MG 30 MH –
MJ MK ML
–
MJ MK ML
–
MJ MK ML
40 50
3
15 20
20
40
–
–
–
–
MM 25 MN 30
MM 50 MN –
MM – MN –
25
100
100
100
100
– –
80
ML
–
80
ML
–
80
ML
60
80
100 125 150 175
MN – MQ –
100 125 150 175
MN 60 MQ 75
100 125 150 175
MN 75 MQ –
100 125 150 175
4
30 40
MR MS
40 50
MR MS
–
MR MS
100
–
100
–
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