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| DL201 and DL231 standard inline model with plain casing back cover. DL201 Section No. 01934-1, DL231 Section No. 01935-1 |
DL202 and DL232 standard inline model with jacketed casing back cover. DL202 Section No. 01934-3, DL232 Section No. 01935-3. |
| - | DL200 | DL230 |
| Direction of Rotation - Viewed from Motor End |
Clockwise | |
Horsepower Rating, Maximum: |
71/2 HP 15 HP |
50 HP 100 HP |
| Casing Thickness, Minimum | 5/16" | |
| Bearings – Ball Type: Motor Lubrication |
Grease | |
| Flanges: ASME/ANSI Rating Ductile Iron (CI.22) 316SS (CI.50) Facing Finish |
|
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| Impeller | Single Plane Dynamic Balanced | |
| Maximum Suction Pressure For 2- Year Minimum Thrust Bearing Life |
100 psig | |
| Stuffing Box Jacket Pressure | Maximum 125 psig | |
| Hydrostatic Test Pressure: Ductile Iron (CI.22) 316SS (CI.50) |
415 psig | |
| Stuffing Box Dimensions: Length (Depth) Inside Diameter (Bore Dia.) Shaft Sleeve Diameter Lantern Gland Width Distance: Lantern Gland To Open End of Stuffing Box |
13/8" |
13/4" |
| Packing: Size (Square) Number of Rings With Lantern Gland Spacing Number of Rings Lantern Gland Omitted |
5/16" 5 2-R-3 6 |
3/8" 5 2-R-3 7 |
Mechanical Seal Specifications
Pumping Temperature °F |
|||
Pump Type |
Material Class |
Min. |
Max. |
DL201 and DL231 |
22 or 50 |
-20 |
+400 |
DL202 and DL232 |
22 or 50
|
-20 |
+550 |
All Single mechanically sealed pumps contain a seal flushing connection in the gland and internal seal circulating piping.
All single mechanically sealed DL202 and DL232 pumps used with cooling jackets require a Min-Flo Bushing.
Standard Materials of Construction
Part # |
Part Name |
Iron (Class 22) |
316SS (Class 50) |
3
|
Impeller
|
C.I. (1) |
316SS (3) |
5 |
Casing
|
D.I. (7) |
316SS (3) |
5D |
Casing Capscrew |
Steel (8) |
|
7 |
Cradle Spacer |
C.I. (1) |
|
7G |
Cradle Spacer Capscrew |
Steel (9) |
|
10 |
Shaft Sleeve |
316SS (6) |
|
10K |
Shaft Sleeve Key (DL230 Series only) |
304SS |
|
13 |
Stuffing Box Gland |
Steel (4) |
316SS (3) |
14 |
Stuffing Box Gland Stud |
304SS (5) |
|
14A |
External Seal Flush Plug |
Steel (2) |
316SS (6) |
15 |
Stuffing Box Gland Stud Nut |
304SS (5) |
|
17 |
Lantern Ring |
Teflon† |
|
18 |
Splash Collar |
18-8 Stainless Steel^^ |
|
22 |
Casing Back Cover |
D.I. (7)* |
316SS (3) |
22A |
Back Cover Capscrew |
Steel (9) |
|
37 |
Clearance Shim |
Steel |
|
56 |
Base (Optional) |
C.I. (1) |
|
77 |
Casing Gasket |
Teflon† |
|
77A |
Impeller Gasket |
Teflon† |
|
95A |
Stationary Seal Element |
Optional – See Seal Data |
|
95B |
Rotating Seal Face |
Optional – See Seal Data |
|
| † | Trademark of E.I. duPont de Nemours & Co. |
| * | DL202& DL232: jacketed backhead is Cast Steel – S.S.T.M. A216 Grade WCB |
| ^^ | DL230 pumps with motor frames 182TC and 184TC will have a Cast Iron (1) Splash Collar |
Material Specifications
| (1) Cast Iron | (6) A.I.S.I. 304SS |
| (2) A.I.S.I. 1020 | (7) A.I.S.I. 316SS |
| (3) A.S.T.M. A 744 GHrade CF-8M | (8) A.S.T.M. A449 |
| (4) Cast Steel A.S.T.M. A216 Grade WCB | (9) A.S.T.M. A307 |
| (5) A.I.S.I. 304SS |
Electric Motor Specifications
Standard motors are vertical, solid shaft, normal thrust, "C" base, 230/460 volts, 3 phase, 60 cycle, Class B insulation, NEMA Design B, for 40°C maximum ambient temperature. The motor shaft is steel. The bearings are regreasable. Stocked explosion proof motors are Dual label, Class I Group D and Class II Groups F&G, with T-3B temperature code and a 1.0 service factor.
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