MARATHON MOTORS Blue Chip Severe Duty/Automotive Duty Motors, Totally Enclosed, Rigid Base
Marathon Blue Chip Series severe-duty motors are used in paper mills, refineries, chemical plants, mines, foundries and food processing facilities for ventilation, heating and air conditioning.
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Assembly: F1 (F2 Modification Available) , Bearings: Ball , Duty: Continuous , Duty Cycle: Continuous , Enclosure Type: TEFC , Frame Material: Cast Iron , Green Certification or Other Recognition: NEMA PremiumR Rated , Hazardous Location Class: DIVISION 2 T2B , Insulation Class: F , Inverter Rated: Yes , IP Rating: 56 , Motor Mounting Position: Horizontal , Motor Shaft Design: Keyed , Motor Thermal Protection: None , Motor Type: IEEE 841 Motor , Mounting: Rigid , Mounting Type: RIGID , NEMA Design: B , Number of Speeds: 1 , Orientation: Horizontal , Phase: 3 , Service Factor: 1.15 , Standards and Approvals: UL , Warranty: 1 yr.
Style | Model | Item | Efficiency Group | Enclosure | kW | Length Less Shaft | Max. Ambient Temp. | Motor Application | Motor Design | Price | |
---|---|---|---|---|---|---|---|---|---|---|---|
A | 284THFNA9026 | General Purpose Motor | Premium | - | - | 21.375" | 40 Degrees C | IEEE Motors | 3-Phase | €5,057.69 | |
B | 254THFNA9001 | General Purpose Motor | Premium | - | - | 19.25" | 40 Degrees C | IEEE Motors | 3-Phase | €3,218.29 | |
C | 324THFS9026 | General Purpose Motor | Premium | - | - | 23.375" | 40 Degrees C | IEEE Motors | 3-Phase | €7,107.40 | |
D | 145TTTN16629 | Severe Duty Motor | NEMA Premium Efficient | - | - | 8 7/8" | 40° C | General Application | 3 phase | €1,298.55 | |
E | 254TTFNA16838 | Severe Duty Motor | - | TEFC | 11.2 | - | - | - | - | €2,500.62 | |
F | 324TTFS16860 | Severe Duty Motor | - | TEFC | 30 | - | - | - | - | €4,945.34 | |
G | 286TTFNA6570 | Severe Duty Motor | NEMA Premium | - | - | 22.875" | 40 Degrees C | General Application | 3-Phase | €4,289.20 | |
H | 256TTFNA6529 | Severe Duty Motor | NEMA Premium | - | - | 21" | 40 Degrees C | General Application | 3-Phase | €3,552.85 | |
I | 254TTFNA6501 | Severe Duty Motor | NEMA Premium | - | - | 19.25" | 40 Degrees C | General Application | 3-Phase | €2,994.00 | |
J | 182TTTS6501 | Severe Duty Motor | NEMA Premium | - | - | 9 15/16" | 40 Degrees C | General Application | 3-Phase | €1,729.47 | |
K | 324THFS19058 | Severe Duty Motor | - | - | - | - | - | - | - | €6,462.38 | |
L | 143TTTN6563 | Severe Duty Motor | NEMA Premium | - | - | 7.875" | 40 Degrees C | General Application | 3-Phase | €870.23 | |
M | 284THFNA19048 | Severe Duty Motor | - | - | - | - | - | - | - | €3,953.60 | |
N | 145TTTN16630 | Severe Duty Motor | - | TENV | - | - | - | - | - | €957.47 | |
O | 405THFS9040 | Severe Duty Motor | - | TEFC | 75 | - | - | - | - | €16,261.62 | |
P | 143THTN9001 | Severe Duty Motor | - | TENV | 1.12 | - | - | - | - | €296.19 | |
G | 324TTFS6526 | Severe Duty Motor | NEMA Premium | - | - | 24.875" | 40 Degrees C | General Application | 3-Phase | €6,751.38 | |
Q | 284TTFNA6837 | Severe Duty Motor | NEMA Premium | - | - | 21.375" | 40 Degrees C | General Application | 3-Phase | €4,072.44 | |
R | 254TTFNA6526 | Severe Duty Motor | CEE | - | - | 19.25" | 40 Degrees C | General Application | 3-Phase | €3,121.53 | |
S | 182TTTS6538 | Severe Duty Motor | NEMA Premium | - | - | 9 15/16" | 40 Degrees C | General Application | 3-Phase | €1,284.81 | |
T | 145TTTN16628 | Severe Duty Motor | - | - | - | 9 3/16" | 40° C | General Application | 3 phase | €957.78 |
Features
- They are made of 100% cast iron for structural rigidity and vibration damping.
- These cooling tower motors are equipped with ball bearings for low rotational friction while running at a maximum speed of 3560 rpm.
- These motors have extended grease tubes to reduce friction and external & internal epoxy paint for water-proof operation.
- They are precision balanced to 0.08 inch/sec.
- These motors have a service factor of 1.15 on sinewave and 1.0 on IGBT power.
- They feature MAXGUARD Class F insulation for handling dissipated heat.
Standards and Approvals
- UL
- CE
- CSA
- Ford EM1
- IEEE45 USCG
Frequently Asked Questions
What type of enclosure do Marathon Blue Chip Series severe-duty motors feature?
They feature a TEFC / TENV enclosure to prevent the overheating of motor windings and protect the motor from rain or airborne particles.
What is the nominal efficiency range of these motors?
These cooling tower motors deliver efficiency ranging from 86.5 to 95.4%.
What is the maximum ambient temperature of Marathon Blue Chip Series severe-duty motors?
These motors can be operated at a maximum ambient temperature of 40 degrees C.
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