Control Catalog Flippingbook
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NEMA FULL VOLTAGE POWER DEVICES, CONTROL SECTION 1
— CR307 magnetic starters Nonreversing, combination, thermal magnetic circuit breaker type Part number configuration Valid for NEMA sizes 0-2, type 1 standard enclosure
Digits:
1
2
3
4
5
6
7
8
9
10 11
12
13
14 15 16 17
C R
Steps:
Step 1
Step 2
Step 3
Step 4 Step 5 Step 6 Step 7 Step 8 Step 9
To configure the part number, use the tables below to fill in the digit boxes with the appropriate code.
Step 1 (digits 1-7) select NEMA size and enclosure NEMA Size
NEMA Type 1 Standard Enclosure CR
0 1 2
307BT 307CT 307DT
Note: All enclosures include external overload reset buttons.
Step 2 (digits 8, 9) select control voltage
Standard Size CPT + 100VA
Control Circuit Voltage & CPT
No CPT
Control Fuses, No CPT Standard Size CPT
120V w/ Surge Protector (SP)
01 02 03 04 05 08 09
F1 F2 F3 F4 F5 F8
– – – – – – –
– – – – – – –
120V 240V 480V 600V 208V
24V
– – – – – – – – – – – – –
240V/120V w/CPT 480V/120V w/CPT 600V/120V w/CPT 208V/120V w/CPT
– – – – – – – – – – – –
93 94 95 98 33 34 35 38 S3 S4 S5 S8
13 14 15 18 53 54 55 58 A3 A4 A5 A8
240V/120V w/CPT & SP 480V/120V w/CPT & SP 600V/120V w/CPT & SP 208V/120V w/CPT & SP
240V/24V w/CPT 480V/24V w/CPT 600V/24V w/CPT 208V/24V w/CPT
Note: CPT includes 2 primary fuses and 1 secondary fuse.
Step 3 (digits 10, 11) select protective device
Thermal-mag circuit breaker - Spectra™ series
200-208V
230-240V
460-480V
575-600V
NEMA Size
Max Hp
CB Rating (Amps)
Max Hp
CB Rating (Amps)
Max Hp
CB Rating (Amps)
Max Hp
CB Rating (Amps)
Code
Code
Code
Code
2 3 – – – 5
15 20 15 20 25 30 30 40 50 60 70
TC 3 TD – TC – TD – TE 5
15 20 15 20 25 30 30 40 50 60 70
TC 5 TD – TC –
15 20 15 25 30 40 30 40 50 60 70
TC 5 TD –
15 20
TC TD TC TD TE TF TG TF TG TH TJ TK
0
TC 7 1/2 15
TD 7 1/2 20
TD 10 TE –
20 25 30 40 30 40 50 60 70
1
TE 10
TF
–
TF
–
TF
–
7 1/2 40
TG 7 1/2 40
TG –
TG –
– –
TF
–
TF
–
TF
15
TG – TH 10
TG 15 TH 20
TG 20 TH 25
2
10
– –
TJ
–
TJ
25
TJ
–
TK 15
TK –
TK –
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