Technical data
DSS
5
15
DMH
(0.07 to 2 x 278 gph)
DMH 250 DMH 280
*Viscosity rating at 60 Hz maximum strokes per minute.
**Flooded suction recommended.
The stated values are approximate and apply to standard pumps.
TM05 4045 1912
DMH
250 Series
pump
Max capacity Strokes
per minute
at 60 Hz
[spm]
Max.
viscosity*
[cps]
Max.
suction
lift
[ft]
[gph (l/h)] [psi (bar)]
251
2,2-25 0.69 (2.6) 363 (25) 17
300 3.3
2,3-16 0.74 (2.8) 232 (16) 17
2,4-10 0.77 (2.9) 145 (10) 17
4,5-25 1.43 (5.4) 363 (25) 35
4,9-16 1.55 (5.9) 232 (16) 35
5,0-10 1.58 (6.0) 145 (10) 35
11-25 3.43 (13.0) 363 (25) 75
100 —
12-16 3.7 (14.0) 232 (16) 75
13-10 4.22 (16.0) 145 (10) 75
17-25 5.28 (20.0) 363 (25) 115
18-16 5.81 (22.0) 232 (16) 115
19-10 6.07 (23.0) 145 (10) 115
252
10-16 3.17 (12.0) 232 (16) 35
300
3.3
11-10 3.45 (13.1) 145 (10) 35
23-16 7.13 (27.0) 232 (16) 75
100
24-10 7.66 (29.0) 145 (10) 75
36-16 11.35 (43.0) 232 (16) 115
37-10 11.62 (44.0) 145 (10) 115
253
21-10 6.6 (25.0) 145 (10) 35 300
3.3
43-10 13.7 (51.9) 145 (10) 75
100
67-10 20.6 (78.0) 145 (10) 115
83-10 26.1 (98.8) 145 (10) 144 10
254
50-10 15.8 (59.8) 145 (10) 32 300
3.3
97-16 30.6 (115.8) 232 (16) 65
100
102-10 32.2 (121.9) 145 (10) 65
136-16 43 (162.8) 232 (16) 90
143-10 45.4 (171.9) 145 (10) 90
166-16 52.8 (199.9) 232 (16) 110
175-10 55.4 (209.7) 145 (10) 110
202-16 63.9 (241.9) 232 (16) 134
213-10 67.3 (254.8) 145 (10) 134 5
255
194-10 61.5 (232.8) 145 (10) 65
200
Flooded**
270-10 85.5 (323.7) 145 (10) 90
332-10 105 (397.5) 145 (10) 110
403-10 128 (484.5) 145 (10) 134 5
257
220-10 69.7 (263.8) 145 (10) 33
200 3.3
440-10 139.4 (527.7) 145 (10) 65
575-10 182.2 (689.7) 145 (10) 90
770-10 244 (923.6) 145 (10) 110
880-10 278 (1052.3) 145 (10) 134 5 Flooded**
DMH
280 Series
pump
Max capacity Strokes
per minute
at 60 Hz
[spm]
Max.
viscosity*
[cps]
Max.
suction
lift
[ft]
[gph (l/h)] [psi (bar)]
280
1,3-200 0.5 (1.9) 2900 (200) 76
5Flooded**2,2-200 0.7 (2.6) 2900 (200) 115
2,5-200 0.9 (3.4) 2900 (200) 144
281
2-100 0.6 (2.3) 1450 (100) 35 100
3.3
4,2-100 1.3 (4.9) 1450 (100) 76 50
6,4-100 2.0 (7.6) 1450 (100) 115 50
8-100 2.5 (9.5) 1450 (100) 144 5
283
19-100 6.1 (23.1) 1450 (100) 65
50
3.3
27-100 8.4 (31.8) 1450 (100) 90
33-100 10.6 (40.1) 1450 (100) 110
40-100 12.7 (48.1) 1450 (100) 134 5
285
20-100 6.3 (23.8) 1450 (100) 33 100
3.3
40-100 12.7 (48.1) 1450 (100) 67
5052-100 16.6 (62.8) 1450 (100) 88
70-100 22.2 (84.0) 1450 (100) 118
80-100 25.3 (95.8) 1450 (100) 134 5
286
85-50 26.9 (101.8) 725 (50) 67
50 3.3
111-50 35.1 (132.9) 725 (50) 88
170-50 53.9 (204.0) 725 (50) 134 5 Flooded**
287
18-200 5.8 (22.0) 2900 (200) 67
50
3.3
23-200 7.4 (28.0) 2900 (200) 88
31-200 9.8 (37.1) 2900 (200) 118
36-200 11.4 (43.2) 2900 (200) 134 5
288
7.5-200
2.4 (9.1)
2900 (200) 67
50
3.3
10-200 3.3 (12.5) 2900 (200) 88
13-200 4.1 (15.5) 2900 (200) 118
15-200 4.9 (18.5) 2900 (200) 134 5
Motor
DMH B
NEMA 56C:
251, 252, 253, 254, 255, 280, 281, 283, 288
NEMA 145TC:
257,285,286,287
DMH AR
1ø115V, 60 HZ
Models 251, 252, 253, 280, 281 only
Accuracy
Flow +/- 1%
Linearity +/- 2%
Dosing DSS_Skid Systems.book Page 15 Wednesday, August 8, 2012 10:42 PM