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3656/3756 S-Group Cast Iron & Bronze Pumps
Brand: Goulds Water TechnologyThe 3656 and 3756 S-Group pumps from Goulds Water Technology have been designed with technical benefits to meet the needs of users in a variety of water supply, recirculation, and cooling applications.
Features- The model 3656 offers close coupled design for space saving and simplified maintenance.
- The model 3756 offers a bearing frame mounted design for flexibility of installation and drive arrangements.
- Back pull-out to reduce maintenance down time.
- Standard Type 21 mechanical seal for both reliability and availability. Carbon/ceramic/ BUNA standard, with other faces and elastomers available.
- 3656/3756 available in all iron, bronze fitted or all bronze construction for application versatility.
- Replaceable wearing components include stainless steel shaft sleeve and casing and hub wear rings to maintain peak efficiency.
- Packed box sealing is also available as an option.
- Enclosed impeller design, dynamic balancing and renewable wear rings reduce losses affecting performance and pump life.
- Suction and discharge pipe connections are NPT threaded, except 3 x 4 7 which has 125 lb. ANSI flat faced flanges.
- Rigid cast iron motor adapter provides support and registered fits maintain positive unit alignment.
- Standard NEMA motor frame, JM or JP shaft extension, C-face mounting, single phase or three phase, 3500 or 1750 RPM. Open drip proof and totally enclosed fan cooled.
- Optional explosion proof or high efficiency motors available.
- Optional rigid carbon steel bedplate, sheet metal coupling guard and T. B. Woods spacer coupling for 3756 models
Specifications
Brand
Capacities to
- 550 GPM (125 m3/hr) at 3500 RPM
- 350 GPM (79 m3/hr) at 1750 RPM
Heads to
- 280 feet TDH (85 m) at 3500 RPM
- 67 feet TDH (20 m) at 1750 RPM
Working pressure to
- 175 PSIG (12 bars)
Suction pressure to
- 100 PSIG (7 bars)
Maximum temperature to
- 212°F (100°C) with standard seal or 250°F (121°C) with optional seal.
Motor
- NEMA standard JM frame or JP frame for 3656 or T-frame for 3756. Open drip-proof*, totally enclosed fan cooled* and explosion proof* enclosures available. Single Phase (115/208- 230V) ½-1 HP, (115/230V) 1½-3 HP and three phase (230/460V) ½-25 HP.
Direction of Rotation
- Clockwise viewed from motor end.
- Booster service
- Spraying systems
- Irrigation
- Water circulation
- Liquid transfer
- General purpose pumping
Documentation
Brochure
Catalog
Data Sheet
Specifications
- 3656/3756 S-Group Cast Iron, Bronze Fitted Centrifugal Pumps pdf 1.8 MB
- 3656/3756 S-Group Cast Iron, Bronze Fitted Centrifugal Pumps pdf 6.3 MB
- 6BF (2 & 4 pole) Performance Comparison (C6BFPERF) pdf 96 KB
- Model 3756 S-Group Frame Mounted Unit Typical Engineering Specifications pdf 90 KB
- PRE DOE: 3656/3756 S-Group Cast Iron, Bronze Fitted Centrifugal Pumps pdf 1.6 MB