Page 13 - Layout 1

Fan & Blower Motors

M
A

Belted Fan & Blower Motors
Belted Fan & Blower Motors, R
Split Phase
S
Ball Bearing

Ball Bearing
M
MARS belted blower motors
O
are designed to meet 5⁄
MARS belted blower motors
manufacturer’s requirements are designed to meet T
for belted fan or blowers.
1manufacturer’s requirements 2 inch dia.
O
R
for belted fan or blowers.
Features:

S
• Resilient base mounted
Features:

• Single speed
• Single speed, split phase

• Slotted holes in base match • 48/56 frame mounting holes

48 or 56 frame bolt patterns
• Heavy gauge steel

• 1/2 inch shaft diameter
construction frame and base

• 1/2” x 1-7/8” Shaft with
Specifications:
1-5/8” Flat

• Class “B” insulation

• Extended thru bolts

• Single phase, 60 Hz

• Thermal overload protected Specifications:

• Class “B” insulation

• Open construction
BA
B

• Continuous duty
• Single phase, 60 Hz
A

• Continuous duty

• UL Recognized

• Automatic thermal overload
protection, as noted

DC

C
• cULus

1725 RPM – Single Speed – Reversible Rotation

Cross Reference:

DIMENSIONS

MARS HP VOLTS FLA SF NEMA Emerson/ Magnetek
MARS AO Smith/ Baldor Genteq
Marathon

NO. A B C D
FRAME
US Motors
No. Century

10401 1/4 115 4.3 1.35 1.85 6.25 3.00 1/2 48/56 10300 917L - D16B2N4Z9 - - B300

10301 RB2014 - D16BA2N4Z9 - 918 B322
10406 1/3 115 5.8 1.35 1.85 6.25 3.00 1/2 48/56
10302 - -

919L DB14B2N4Z 919 B302
808 B303, B206 10408 1/2
115 7.7
1.25 1.85
6.88 3.00 1/2
48/56
10303 920L, GF2024 RSP1441A 8000, 3618 4701, 4730

921 B304 10304 921L, RB2034L - D13B2N4Z9 -
922 B305, B207
10305 922L, RB2034 - 8100, PD6004 -
10306 - - D12C2J49 -
- B306
10307 GF2054 RSP3451A 8200, PD6006 4708, 4733 - B307

10309 F680, F681 -
4115
- -
4338

1725 RPM - Reversible - Dripproof

DIMENSIONS MARS NEMA
ABC
NO.
HP
VOLTS AMPS
S.F
ENCL.
BRG. FRAME

1/6 115 3.6 1.35 DP Ball 48Y 1.85 6.25 1/2 10301*

1/4 115 4.3 1.35 DP Ball 48Y 1.85 6.25 1/2 Tech Tip
10303*

1/3 115 5.8 1.35 DP Ball 48Y 1.85 6.25 1/2 10305*

When replacing a blower or fan motor, inspect 1/2 115 7.7 1.25 DP Ball 48Y 1.85 6.88 1/2 10307*
the blower wheel or fan and replace or clean
as necessary to optimize performance.
3/4 115 11.4 1.00 DP Ball 56 1.92 7.74 5/8 10309*

1/6 115 3.6 1.35 DP Ball 48Y 1.85 6.25 1/2 10300

1/4 115 4.3 1.35 DP Ball 48Y 1.85 6.25 1/2 10302

1/3 115 5.8 1.35 DP Ball 48Y 1.85 6.25 1/2 10304
1/2
115 5.8 1.35
DP Ball
48Y 1.85 6.88
1/2
10306

* Automatic Thermal Overload Protection

M–13
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®
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