DMW-250 SPECIFICATIONS

Drum Size

Flange diameter (inches)

94

Barrel diameter (inches)

40

Barrel length (inches)

66

Cable Capacity

2 inch (length in feet)

7758

2-1/2-inch (length in feet)

5000

Maximum Cable Size

Diameter (inches)

2-1/2

Drum Brake Holding Power

Maximum pounds on fifth layer

500,000

Drum Brake Dimensions

Diameter (inches)

86

Width (inches)

10

Drum Dog

Holding power at average drum (pounds)

610,000

Drum Clutch

An air-operated jaw clutch is mounted on the intermediate shaft

Approximate Weight

Single drum (pounds)

68,700

Marine Treatment

 Inorganic zinc over sandblasted frame and guards with finish coats of marine machinery epoxy on entire machine.

Torque Converter

Transmission Gear

1 st Layer 42.5" P.D.

6th Layer 63.78" P.D.

12th Layer 89.31" P.D.

S.L.P (lb)

Speed (fpm)

S.L.P (lb)

Speed (fpm)

S.L.P (lb)

Speed (fpm)

Stall

2nd

450358

0

300098

0

214312

0

Low 70%

2nd

276131

17

184001

26

131402

36

Max Eff

2nd

170152

35

113381

53

80970

74

High 70%

2nd

118049

41

78662

62

56176

89

Race

2nd

0

50

0

75

0

105

 

Stall

3rd

201052.9

0

133972.2

0

95675.14

0

Low 70%

3rd

123272.6

38

82143.08

57

58661.8

80

Max Eff

3rd

75961

78

50617

118

36148

165

High 70%

3rd

52700

92

35117

138

25079

193

Race

3rd

0

112

0

168

0

235

Note: 1st gear blocked out to limit torque

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