January 2003
8-20
For more information visit: www.cutler-hammer.eaton.com CA08101001E
Safety Switches & Enclosed Circuit Breakers
8
Safety Switches
Product Selection
Vol. 1, Ref. No. [0258]
600V AC Heavy Duty, Fusible, Single Throw
Specifications
■ 30 – 1200 amperes.
■ Horsepower rated through
800 amperes.
■ Suitable for service entrance use,
except 1200 ampere on 480Y/277
or 600Y/347 grounded wye systems,
per NEC 215-10 and 230-95, and
4-pole switches.
■ UL listed File No. E5239.
■ For factory modifications refer to
Pages 8-6 through 8-9.
DH362NRK
Table 8-42. Fusible 277/480 – 600 Volts
ᕃ
DC rating for 400 – 800 ampere switches is 250 volts.
ᕄ
Use 3-pole catalog numbers below.
ᕅ
Contact the Safety Switch Flex Center (1-888-329-9272) for availability of this product.
ᕆ
NEMA 12 enclosures (30 – 200 amperes) can be field modified to meet NEMA 3R rainproof requirements when a factory provided drain hole is opened.
Note: 30A heavy duty switches with Type J fuse provisions are available from the factory only. See Table 8-15 on Page 8-7 for catalog numbers.
System Ampere
Rating
Fuse Class
Provision
Maximum Horsepower Ratings
with Time Delay Fuses
NEMA 1 Enclosure
Indoor
NEMA 3R Enclosure
Rainproof
1-Phase AC 3-Phase AC DC Catalog
Number
Price
U.S. $
Catalog
Number
Price
U.S. $
480V 600V 480V 600V 250V 600V
2-Pole — 480V AC — 600V AC or DC
ᕃ
(Suitable for Service Entrance Use with a Neutral or Ground Lug Kit Installed)
30
60
100
200
400
600
800
1200
H
H
H
H
H
H
L
L
7-1/2
20
30
50
—
—
—
—
10
25
40
50
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
20
—
50
—
—
—
15
25
—
50
—
—
—
—
DH261FGK
DH262FGK
DH263FGK
DH264FGK
DH265FGK
DH266FGK
DH267FGK
ᕅ
380.
453.
855.
1,225.
3,250.
5,140.
8,020.
—
ᕄ
ᕄ
ᕄ
ᕄ
ᕄ
ᕄ
ᕄ
ᕄ
—
—
—
—
—
—
—
—
3-Pole — 480V AC — 600V AC, 250V DC (Suitable for Service Entrance Use with a Neutral or Ground Lug Kit Installed)
30
60
100
200
400
600
800
1200
H
H
H
H
H
H
L
L
7-1/2
20
30
50
—
—
—
—
10
25
40
50
—
—
—
—
15
30
60
125
250
400
500
—
20
50
75
150
350
500
500
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
DH361FGK
DH362FGK
DH363FGK
DH364FGK
DH365FGK
DH366FGK
DH367FGK
DH368FGK
400.
475.
925.
1,290.
3,445.
6,070.
10,170.
12,720.
DH361FRK
DH362FRK
DH363FRK
DH364FRK
DH365FRK
DH366FRK
DH367FRK
DH368FRK
705.
825.
1,215.
1,735.
4,125.
8,170.
12,530.
14,460.
4-Wire (Three Blades, 3-Fuses, S/N) 480V AC — 600V AC, 250V DC
30
60
100
200
400
600
800
1200
H
H
H
H
H
H
L
L
7-1/2
20
30
50
—
—
—
—
10
25
40
50
—
—
—
—
15
30
60
125
250
400
500
—
20
50
75
150
350
500
500
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
DH361NGK
DH362NGK
DH363NGK
DH364NGK
DH365NGK
DH366NGK
DH367NGK
DH368NGK
454.
555.
995.
1,435.
3,715.
6,280.
10,770.
13,220.
DH361NRK
DH362NRK
DH363NRK
DH364NRK
DH365NRK
DH366NRK
DH367NRK
DH368NRK
750.
875.
1,325.
1,805.
4,380.
8,470.
13,180.
15,200.
4-Pole — 480V AC — 600V AC, 250V DC
2-Phase AC 3-Phase AC
30
60
100
200
400
600
800
H
H
H
H
H
H
L
20
40
50
—
—
—
—
25
50
50
—
—
—
—
15
30
60
125
250
400
—
20
50
75
150
350
500
—
—
—
—
40
50
—
—
—
—
—
—
—
—
—
DH461FGK
DH462FGK
DH463FGK
DH464FGK
DH465FGK
DH466FGK
ᕅ
655.
760.
1,255.
2,070.
5,660.
9,180.
—
ᕆ
ᕆ
ᕆ
ᕆ
ᕅ
ᕅ
ᕅ
—
—
—
—
—
—
—
S/N
Discount Symbol . . . . . . . . . . . . . . . . . . . . . . . . 22-CD
