January 2003
CA08101001E For more information visit: www.cutler-hammer.eaton.com
8-31
Safety Switches & Enclosed Circuit Breakers
8
Safety Switches
Product Selection
Vol. 1, Ref. No. [0269]
EnviroLine/Upper Window
240V AC — 600V AC Heavy Duty, Fusible and Non-Fusible
Single Throw with Upper Viewing Window
Specifications
■ 30 – 800 amperes.
■ Blade visibility when door closed.
■ 240 and 600V, fusible and non-fusible.
■ Suitable for service entrance use.
■ NEMA 12, 4 and 4X enclosures.
■ UL listed and NEMA approved.
■ For factory modifications refer to
Pages 8-6 through 8-9.
DH363NDKW
Table 8-57. Fusible
ᕃ
For 2-pole applications, use outside poles of 3-pole switch.
ᕄ
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: Contact the Safety Switch Flex Center (1-888-329-9272) for availability of NEMA 1 and 3R enclosures.
Table 8-58. Fusible
ᕅ
For 2-pole applications, use outside poles of 3-pole switch.
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: Contact the Safety Switch Flex Center (1-888-329-9272) for availability of NEMA 1 and 3R enclosures.
Note: 800A fusible window switches are not UL listed.
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 12 Enclosure
Industrial, Dust-tight
NEMA 4 Enclosure
Watertight,
Painted Steel
NEMA 4X Enclosure
Corrosion Resistant,
Stainless Steel
AC DC
250V
Standard Fuse Time Delay Catalog
Number
Price
U.S. $
Catalog
Number
Price
U.S. $
Catalog
Number
Price
U.S. $
1-Phase 3-Phase 1-Phase 3-Phase
4-Wire (3 Blades, 3 Fuses, S/N), 240V AC — 250V DC
ᕃ
30
60
100
200
400
600
800
H
H
H
H
H
H
L
—
—
—
—
—
—
—
3
7-1/2
15
25
50
75
100
—
—
—
—
—
—
—
7-1/ 2
15
30
60
125
200
250
—
—
20
—
50
—
—
DH321NDKW
ᕄ
DH322NDKW
ᕄ
DH323NDKW
ᕄ
DH324NDKW
ᕄ
DH325NDKW
DH326NDKW
DH327NDKW
620.
800.
1,250.
1,740.
4,040.
7,225.
13,460.
—
—
—
—
DH325NPKW
DH326NPKW
DH327NPKW
—
—
—
—
11,215.
15,885.
20,570.
DH321NWKW
DH322NWKW
DH323NWKW
DH324NWKW
DH325NWKW
DH326NWKW
DH327NWKW
1,805.
2,180.
4,260.
5,955.
13,695.
18,365.
21,790.
System Ampere
Rating
Fuse
Class
Provision
Maximum Horsepower Ratings
with Time Delay Fuses
NEMA 12 Enclosure
Industrial, Dust-tight
NEMA 4 Enclosure
Watertight,
Painted Steel
NEMA 4X Enclosure
Corrosion Resistant,
Stainless Steel
1-Phase AC 3-Phase AC DC
250V
600V
Catalog
Number
Price
U.S. $
Catalog
Number
Price
U.S. $
Catalog
Number
Price
U.S. $
480V 600V 480V 600V
4-Wire (3 Blades, 3 Fuses, S/N), 600V AC — 250V DC
ᕅ
30
60
100
200
400
600
800
H
H
H
H
H
H
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
—
—
—
—
—
—
—
DH361NDKW
ᕆ
DH362NDKW
ᕆ
DH363NDKW
ᕆ
DH364NDKW
ᕆ
DH365NDKW
DH366NDKW
DH367NDKW
860.
985.
1,450.
2,090.
4,935.
9,145.
14,305.
—
—
—
—
DH365NPKW
DH366NPKW
DH367NPKW
—
—
—
—
11,205.
16,625.
21,380.
DH361NWKW
DH362NWKW
DH363NWKW
DH364NWKW
DH365NWKW
DH366NWKW
DH367NWKW
1,990.
2,165.
4,390.
6,065.
13,955.
19,825.
23,280.
S/N
Discount Symbol . . . . . . . . . . . . . . . . . . . . . . . . 22-CD
