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Products / NEMA Motors / General Purpose Three Phase / Premium T-Frame Aluminum Motors / GRA0072FS-01
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NEMA Motors GRA0072FS-01

7.5 HP, 3600 RPM, 3 Phase, 575V, 184T Rigid, TEFC NEMA Premium





IN STOCK Toronto, ON
IN STOCK Montreal, QC
IN STOCK Moncton, NB
IN STOCK Vancouver, BC
IN STOCK Winnipeg, MB
IN STOCK Calgary, AB
data package


  • Overview

  • Features

  • Specifications

  • Nameplate

  • Performance

  • Drawings & Wiring

  • Parts & Accessories

  • Models & Pricing

  • Downloads

Quick Specs

  • HP 7.5
  • RPM 3600
  • PHASE 3
  • VOLTAGE 575V
  • MOUNTING Rigid
  • ENCLOSURE TEFC

Product Overview

Three phase, enhanced performance cast aluminum, premium efficient NEMA design A and B motors.

Features a multi-mount arrangement incorporating bolt on feet or flange mount configuration. 2, 4 and 6 pole, 1 to 50HP, ideal for when “lighter” weight is advantageous.


Motor Features

STANDARD FEATURES
  • Removable feet F1, F2, F0 field convertible
  • 1.25 Service Factor with 60Hz operation / 1.0 Service Factor with 50Hz operation
  • 36 Month warranty
  • Conduit Box is 90º rotatable
  • Cast aluminum construction with cast aluminum c-flange and cast iron d-flange kits available
  • Compact lightweight design
  • CSA Certified for Class I, Division II, Groups A, B, C and D / Class I, Zone 2, Groups IIC, IIB, IIA
  • Anti-microbial (tropicalization) on stator winding
  • Shielded bearings
  • 1045 Steel shaft
  • Surface finish:
    • Alkyd enamel RAL7024 - Graphite Gray
    • Black oxide surface treatment for increased corrosion resistance
  • Stainless steel nameplate
  • Corrosion resistant hardware
  • Ultra high strength, reusable lifting straps included with motors 254T frame and larger
OPERATING PARAMETERS
  • Continuous (S1) duty
  • Ambient temperatures up to 40ºC
  • Installation up to 1000 MASL (3300 ft.)

CONNECTION
  • Up to and including 215T Frame:
  • 9-Lead 230V parallel-wye / 460V series-wye connection
  • 3-Lead 575V wye connection
  • 254T Frame and larger:
  • 12-Lead 230V parallel-delta / 460V delta connection
  • 6-Lead 460V or 575V single voltage delta connection

INGRESS PROTECTION

The standard degree of enclosure protection is IP55 (increased IP protection is available). Both drive end and non-drive end are fitted with double lip oil seals, including a rubber shaft slinger on the drive end. Terminal box is double gasketed. DE and NDE end bell fitted with sintered brass one-way drain.


INSULATION AND INVERTER RATING
  • Class F Insulation (Impregnation resin, magnet wire and insulation materials are Class H)
  • Designed to Class B temperature rise
  • Vacuum Impregnated
  • Inverter Rated 15:1 Constant Torque, 30:1 Variable Torque (1.0 S.F. on VFD Power)
  • Exceeds NEMA MG 1 Part 31.4.4.2


Specifications

Download Specifications
ELECTRICAL DATA
Rated Motor Output Power
7.5
HP
-
kW
Rated Motor Speed
3510
r/min 60Hz
-
r/min 50Hz
Rated Motor Voltage (+/-10%)
575
V/60Hz
-
V/50Hz
Rated Motor Current
6.84
A (In) @ 60Hz
-
A (In) @ 50Hz
Phase
3
Ø
Locked Rotor Current @ High Voltage
67.8
A (In) @ 60Hz
Fl Current @ 208V
-
A (In) @ 60Hz
Service Factor
1.25
@ 60Hz
-
@ 50Hz
KVA Code
L
60Hz
-
50Hz
Nominal Efficiency
89.5
% @ 60Hz
Nominal Power Factor
0.9
cosφ @ 60Hz
Leads (Qty, Size)
3
16
Connection
Y
−
Coil Resistance
-
Ω
Start Capacitor
-
μF/V
Run Capacitor
-
μF/V
VFD DUTY (S.F. 1.0)
RATIO
Hz
Variable Torque
30:1
2 - 60
Constant Torque
15:1
4 - 60
FULL LOAD TEMPERATURE RISE
Full Load Temperature Rise
43.5
ºC @ 60Hz
-
ºC @ 50Hz
GENERAL DATA
Frame Size
184T
Enclosure
TEFC
Mounting
Rigid
Approximate Weight (lbs.)
75 lbs.
Casing Material / Fan Cover
Cast Aluminum
Steel
Shaft Material
1045
NEMA Design
A
Degree of Protection (IP)
55
Insulation Class / Temp Rise (60Hz)
F
B
Tropicalization
YES
Duty
Cont. / S1
Conduit Box Location
F1
Feet Removable / Double Drilled
YES
YES
Paintwork
7024
Graphite Gray
MECHANICAL DATA
Bearing DE Side
6306 ZZ
Bearing ODE Side
6206 ZZ
Grease Type
Mobil Polyrex EM
Compensation Ring (wavy washer)
NDE
Moment of Inertia (lb-ft2)
-
Sound Pressure @ 3 FT dBA
66.5
SITE CONDITIONS
Ambient Temperature (℃)
40
Meters Above Sea Level (MASL)
1000
HAZARDOUS LOCATIONS
CSA Certified
CSA Certified
Temperature Code
T3
-

Nameplate

Download Nameplate
NAMEPLATE DATA
60Hz
50Hz
Horse Power
7.5
7.5
RPM
3510
-
Voltage
575
-
Full Load Amps
6.84
-
Service Factor
1.25
-
KVA Code
L
-
Full Load Amps (208V)
-
-
Nominal Efficiency
89.5
-
Nominal Power Factor
0.9
-
Design
A
Frame
184T
Enclosure Type
TEFC
IP Rating
55
Duty
Cont. / S1
Insulation Class
F
Ambient Rating
40°C
Drive End Bearing
6306 ZZ
Opposite Drive End Bearing
6206 ZZ
Weight (lbs)
75
NAMEPLATE LAYOUT

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VFD DUTY (S.F. 1.0)
RATIO
Hz*
Variable Torque
30:1
2 - 60
Constant Torque
15:1
4 - 60
*For max speed please contact Techtop Canada
HAZARDOUS LOCATIONS
CSA CERTIFIED
Class / Division
Class I, Div. 2
Groups
A, B, C & D

Performance

Download Performance Data
PERFORMANCE LOAD VALUES, HIGH VOLTAGE, 60Hz
TYPICAL PERFORMANCE - NOT GUARANTEED VALUES
TORQUE VALUES
TORQUE (lb-ft)
TORQUE (% FULL LOAD)
PERFORMANCE VALUES
Locked Rotor Torque
36.7
327
Start Configuration
DOL
Pull-Up Torque
29.0
258
Starting Current (A)
67.80
Breakdown Torque
43.3
386
No-Load Current (A)
2.2
Full Load Torque
11.2
100
No-Load Power Factor


% OF RATED LOAD
25
50
75
100
125
S.F.
Line Amperes (A)
0.0
Efficiency (%)
Speed (r/min)
3524
Power Factor (cosφ)
Input Power(kW)
6.09

Drawings & Wiring

3D CAD DRAWING 2D CAD DRAWING
Download PDF Drawing
DRAWING NUMBER
DIMENSIONS
MOUNTING
CASING MATERIAL
GR3-AL-TF-180T-01
Inches
Rigid
Cast Aluminum





Download Wiring Diagram
DRAWING NUMBER
CONNECTION
NUMBER OF LEADS
THERMAL PROTECTION
NEMA-3-3-Y
Y
3
-

Parts & Accessories


COMPONENTS aluminum
Components
Part #
Description
Price
Stock
Qty
Cooling Fan
PRF-IE2-100-2
TECHTOP ALUMINUM PLASTIC REPLACEMENT FAN IEC 100/112/180T 2POLE
--
Conduit Box Kit
AB180-01
TECHTOP ALUMINUM NEMA CONDUIT BOX COMPLETE WITH LID AND GASKET
--
Feet Kit
ARF182/4-01
TECHTOP ALUMINUM NEMA FEET 182/4T (PAIR) INCLUDING HARDWARE
--
Fan Cover
SFC180-AL
TECHTOP STEEL FAN COVER FOR ALUMINUM MOTORS ONLY (NEMA 180T / IEC 112)
--
DE Plate
AEP180-DE
TECHTOP ALUMINUM END PLATE DRIVE END TEFC (NEMA 180T / IEC 112)
--
ODE Plate
AEP180-ODE
TECHTOP ALUMINUM END PLATE OPPOSITE DRIVE END TEFC (NEMA 180T / IEC 112)
--
DE Oil Seal
30*44*7
--
--
--
ODE Oil Seal
30*44*7
--
--
--
Shaft Slinger
30*51*2.5
--
--
--
Brass Drain
M5DRAIN
M5 THREADED BRASS SINTERED DRAIN
--
Brass Drain Plastic Plug
M5PLUG
M5 THREADED PLASTIC DRAIN PLUG
--


ACCESSORIES aluminum
Accessories
Part #
Description
Price
Stock
Qty
C-Flange Kit
CFK180T-AL-01
180TC ALUMINUM C-FLANGE KIT
--
D-Flange Kit
DFK180T-AL-01
180TD CAST IRON D-FLANGE KIT FOR ALUMINUM MOTORS
--
Steel Drip Cover
SDC180
TECHTOP STEEL DRIP COVER FOR STEEL/CAST IRON FAN COVER (NEMA 180T / IEC 100/112)
--
Slide Base
B184T
184T DOUBLE ADJ. MOTOR SLIDE BASE
--
AEGIS Ring Install (DE Exterior)
SGR-28.1-1
AEGIS SHAFT GROUNDING RING KIT INSTALLED (180T / 100, 112) FITS 6306 / 6206
--
AEGIS Ring Install (ODE Exterior)
SGR-28.1-1
AEGIS SHAFT GROUNDING RING KIT INSTALLED (180T / 100, 112) FITS 6306 / 6206
--



Downloads


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