Cornell Patented DAF Pump Specifications
Standard Specification |
|
| Sizes Available: | 1.25DA1 - 2.5DA2 |
| Discharge Size: | 1.25 / 2.5 inch |
| Patented Pump Design: | U.S. patent #5,591,001 |
| Patented CyclosealTM Design: | U.S. patent #5,489,187 |
| Mounting Configuration: | Close coupled or horizontal frame |
| Motor: | TEFC or explosion proof close coupled pump motors with oversized bearing |
| Casing: | Cast Iron ASTM A48, class 30* |
| Wear Rings: | Cast iron ASTM A48, class 30* |
| Impeller: | Ductile Iron (100-70-03) |
| Backplate: | Ductile Iron (100-70-03) |
| Frame Shaft: | Stainless steel, AISI 416* |
| Shaft: | SAE 1144 StressproofÒ * CyclosealTM design with run-dry gland and oil lubrication |
* Other materials available on request | |
All models are constructed as follows:
- Horizontal close-coupled non-clog
- 125 lb. ANSI flat face flange (2.5DA1), threaded flange (1.25DA1)
- Tangential discharge, single volute design
- Clockwise (right-hand) rotation as viewed from the drive end
- Standard all iron construction on pump casing
- Cast iron single casing wear ring
- Stainless steel shaft sleeve
- Type 1, single mechanical seal with dished backplate design, (Carbon vs. Ceramic seal faces) with a run dry seal reservoir and gland.
- C1040 stress-proof steel pump / motor shaft
- Grease lubricated motor bearings
- TEFC motor standard
- Factory standard paint
