 Available motor features
- Automatic, manual reset or no thermal protection - depending on the application
- Mounting types
- Rigid or resilient base
- Extended clamp bolts available (#8 or #10)
- Round frame for belly band mounting (mounting pads welded to the motor shell can adjust to the desired diameter)
Face mounted NEMA C-face, square flange, or other custom flanges made of cast iron or aluminum
- Ball bearing systems
- Continuous duty, continuous air over or intermittent duty
- Fixed rotation, reversible, or instantly reversible (using Franklin's patented Inst-O-Verse switch)
- Centrifugal mechanical starting switch or Solid State Switch (using patented reed-activated triac)
- Connections can be made at a terminal board, conduit box, or leads or cords of various styles
- Shaft making capability using standard carbon steel, stainless steel, or other materials up to over an inch in diameter
- Distinctive paints of different colors, finishes, and compositions (74 different variations already available)
- Insulation systems: Class B, Class F, or Class F for inverter duty
- Built to agency specifications by one or more of UL, CSA, NEMA, NEC and/or CE
- Explosionproof motors available for hazardous locations in Class I, Group C, D and Class II, Groups E, F, and G environments
- Integrated Motor Drive System (IMDS) available to specify on various motor configurations
Bluffton Motor Works supplies motors to original equipment manufacturers in the following markets
Commercial & Industrial Applications
- Jet pumps
- Metering pumps
- Well pumps
- High pressure sprayers
- Hoists, cranes, & lifts
Medical, Dental , Lab Equipment
- Lifts for hospital beds and dental chairs
- Vacuum dental pumps
Pool & Spa pumps
- In ground swimming pool pumps
- Spa & jetted tubs
Food Dispensing & Preparation
- Slicers
- Mixers
- Ice Cream dispensers
- Dishwashers
- Coffee grinders
|
Petroleum & Chemical Industries
- Gasoline dispensing pumps
- General purpose explosionproof motors
Vacuum Pumps
- Air compressors
- Liquid ring
- Sewage pumping & aeration
Paint
Irrigation & Agriculture
- Center pivot irrigation drives
- Fans for livestock ventilation
- Poultry curtains
|
Don't see your application listed? No problem. We will design motors to your exact specifications. We can also test motors on your equipment in our engineering laboratories. Challenge us with your special needs.
Technical Information
| |
|
Typical Maximum Horsepower by Enclosure Type
(Single phase ratings are slightly lower) |
| Frame |
Poles |
Open Dripproof |
TEFC |
TENV |
Explosionproof |
In Oil
(or intermittent duty) |
36 Frame
(3.75” diameter) |
3450 |
1/3 |
1/4 |
1/6 |
- |
1 |
| 1725 |
1/4 |
1/6 |
1/8 |
- |
1/2 |
48 Frame
(5.50” diameter) |
3450 |
2.5 |
1 |
1/2 |
1 |
4 |
| 1725 |
1 |
3/4 |
1/3 |
3/4 |
2 |
| 1140 |
3/4 |
1/2 |
1/3 |
1/3 |
1 |
56 Frame
(6.12” diameter) |
3450 |
5 |
3 |
1.5 |
3 |
10 |
| 1725 |
3 |
2 |
1 |
2 |
10 |
| 1140 |
2 |
1 |
3/4 |
1 |
3 |
| 825 |
1.5 |
3/4 |
1/2 |
3/4 |
- |
Motor Characteristics
| Electrical Types |
Starting Torque |
Starting Current |
Efficiency |
Advantages |
Disadvantages |
Typical Applications |
| Three Phase |
High |
Medium |
Highest |
Highest Efficiency Fewest mechanical components |
Availability of three phase electrical power |
General or definite purpose use |
| Capacitor Start |
High |
Medium |
Medium |
Highly versatile for single phase use |
Slightly more expensive that split phase |
General or definite purpose use |
Capacitor Start
Capacitor Run |
High |
Medium |
High |
High efficiency |
Most costly combination |
General or definite purpose use (typically above 1.5 HP ) |
| Split Phase |
Medium |
High |
Medium |
Slightly less expensive that capacitor start |
Higher starting current with less starting torque |
Belted fans and blowers Loads like tools where the load is applied after the motor is up to speed (typically under 3/4 HP) |
Split Phase Start
Capacitor Run |
Medium |
High |
High |
High efficiency |
Additional cost of the run capacitor |
Higher efficiency belt drive fans and blowers |
| Permanent Split Capacitor (PSC) |
Low |
Low |
High |
High efficiency No starting switch |
Starting torque too low for many applications |
Direct drive fans and blowers |
| Medium |
Medium |
Medium |
Easier instant reversibility No starting switch |
Not as much starting torque as capacitor start Large run capacitor required |
Door and gate openers Small gearmotors |
| Shaded Pole |
Lowest |
Low |
Lowest |
Least expensive No run capacitor required |
Lowest Efficiency Direct drive vans or blowers only |
Small direct drive fans and blowers (typically under 1/4 HP) |
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