January 2003
8-26
For more information visit: www.cutler-hammer.eaton.com CA08101001E
Safety Switches & Enclosed Circuit Breakers
8
Safety Switches
Product Selection
Vol. 1, Ref. No. [0264]
240V AC General Duty, Non-Fusible,
Compact Design, Double Throw
Specifications
■ 30 – 100 amperes.
■ Suitable for service entrance use
with neutral kit installed.
■ Suitable for use as a manually
operated switch per 2002 NEC
Article 702.
■ Non-fusible.
■ UL listed File No. E5239.
DT223URH-N New Compact Design
Table 8-48. Non-Fusible
Ampere
Rating
Main and
Standby
NEMA 3R Enclosure
Rainproof
Catalog
Number
Price
U.S. $
Non-Fusible 2-Pole — 240V AC
30
60
100
DT221URH
DT222URH
DT223URH
477.
505.
530.
Non-Fusible 2-Pole, 3-Wire — 240V AC —
Solid Neutral
30
60
100
DT221URH-N
DT222URH-N
DT223URH-N
565.
590.
600.
240V AC General Duty, Non-Fusible,
Double Throw
Specifications
■ 30 – 400 amperes.
■ Horsepower rated.
■ Suitable for service entrance use
with neutral kit installed.
■ Suitable for use as a manually
operated switch per 2002 NEC
Article 702.
■ Non-fusible.
■ UL listed File No. E5239.
■ Quick-make, quick-break operating
mechanism.
DT223URK-NPS
Table 8-49. Non-Fusible
Figure 8-8. Typical General Duty Double
Throw Schematic Diagram (with factory
installed neutral)
Ampere
Rating
Main and
Standby
Maximum Horsepower Ratings
with Time Delay Fuses
NEMA 3R Enclosure
Rainproof
1-Phase AC 3-Phase AC DC
250V
240V 480V 600V 240V 480V 600V Catalog
Number
Price
U.S. $
Non-Fusible 2-Pole — 240V AC — 250V DC
30
60
100
200
400
3
10
20
15
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—
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—
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—
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—
—
—
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—
—
—
—
5
10
20
40
50
DT221URKPS
DT222URKPS
DT223URKPS
DT224URKPS
DT225URKPS
560.
590.
620.
1,280.
3,120.
Non-Fusible 2-Pole, 3-Wire — 240V AC — 250V DC, Solid Neutral
30
60
100
200
400
3
10
20
15
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—
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—
—
—
—
—
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5
10
20
40
50
DT221URK-NPS
DT222URK-NPS
DT223URK-NPS
DT224URK-NPS
DT225URK-NPS
640.
670.
700.
1,360.
3,200.
Two Sources
ON
OFF
ON
ON
OFF
ON
S/N
Discount Symbol . . . . . . . . . . . . . . . . . . . . . . . . 22-CD
