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Products / NEMA Motors / General Purpose Three Phase / Premium T-Frame Aluminum Motors / GRA0156F-01
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NEMA Motors GRA0156F-01

15 HP, 1200 RPM, 3 Phase, 575V, 284T Rigid, TEFC NEMA Premium





IN STOCK Toronto, ON
IN STOCK Montreal, QC
NO 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 15
  • RPM 1200
  • 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
15
HP
-
kW
Rated Motor Speed
1180
r/min 60Hz
-
r/min 50Hz
Rated Motor Voltage (+/-10%)
575
V/60Hz
-
V/50Hz
Rated Motor Current
15.30
A (In) @ 60Hz
-
A (In) @ 50Hz
Phase
3
Ø
Locked Rotor Current @ High Voltage
163.11
A (In) @ 60Hz
Fl Current @ 208V
-
A (In) @ 60Hz
Service Factor
1.25
@ 60Hz
-
@ 50Hz
KVA Code
K
60Hz
-
50Hz
Nominal Efficiency
91.7
% @ 60Hz
Nominal Power Factor
0.79
cosφ @ 60Hz
Leads (Qty, Size)
6
12
Connection
D
−
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
-
ºC @ 60Hz
-
ºC @ 50Hz
GENERAL DATA
Frame Size
284T
Enclosure
TEFC
Mounting
Rigid
Approximate Weight (lbs.)
260 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
6311 ZZ
Bearing ODE Side
6211 ZZ
Grease Type
Mobil Polyrex EM
Compensation Ring (wavy washer)
NDE
Moment of Inertia (lb-ft2)
-
Sound Pressure @ 3 FT dBA
71.2
SITE CONDITIONS
Ambient Temperature (℃)
40
Meters Above Sea Level (MASL)
1000
HAZARDOUS LOCATIONS
CSA Certified
CSA Certified
Temperature Code
T3A
-

Nameplate

Download Nameplate
NAMEPLATE DATA
60Hz
50Hz
Horse Power
15
15
RPM
1180
-
Voltage
575
-
Full Load Amps
15.30
-
Service Factor
1.25
-
KVA Code
K
-
Full Load Amps (208V)
-
-
Nominal Efficiency
91.7
-
Nominal Power Factor
0.79
-
Design
A
Frame
284T
Enclosure Type
TEFC
IP Rating
55
Duty
Cont. / S1
Insulation Class
F
Ambient Rating
40°C
Drive End Bearing
6311 ZZ
Opposite Drive End Bearing
6211 ZZ
Weight (lbs)
260
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
217.6
326
Start Configuration
DOL
Pull-Up Torque
95.5
143
Starting Current (A)
163.11
Breakdown Torque
265.0
397
No-Load Current (A)
8.7
Full Load Torque
66.8
100
No-Load Power Factor


% OF RATED LOAD
25
50
75
100
125
S.F.
Line Amperes (A)
9.3
11.0
13.2
16.0
19.1
19.1
Efficiency (%)
83.4
89.6
91.2
91.5
91.2
91.2
Speed (r/min)
1197
1193
1190
1186
1182
1182
Power Factor (cosφ)
0.36
0.58
0.71
0.78
0.81
0.81
Input Power(kW)
3.39
6.30
9.29
12.35
15.49
15.49

Drawings & Wiring

3D CAD DRAWING 2D CAD DRAWING
Download PDF Drawing
DRAWING NUMBER
DIMENSIONS
MOUNTING
CASING MATERIAL
GR3-AL-TF-280T-01
Inches
Rigid
Cast Aluminum





Download Wiring Diagram
DRAWING NUMBER
CONNECTION
NUMBER OF LEADS
THERMAL PROTECTION
NEMA-3-6-D
D
6
-

Parts & Accessories


COMPONENTS aluminum
Components
Part #
Description
Price
Stock
Qty
Cooling Fan
PRF-Y2-180-2,4
TECHTOP ALUMINUM PLASTIC REPLACEMENT FAN NEMA 280T 4 POLE / 320T 4 POLE
--
Conduit Box Kit
AB280-AL
TECHTOP ALUMINUM NEMA CONDUIT BOX COMPLETE WITH LID AND GASKET
--
Feet Kit
ARF284-01
TECHTOP ALUMINUM NEMA FEET 284T (PAIR) INCLUDING HARDWARE
--
Fan Cover
SFC280/320-AL
TECHTOP STEEL FAN COVER FOR ALUMINUM MOTORS ONLY (NEMA 280T/320T)
--
DE Plate
AEP280-DE
TECHTOP ALUMINUM END PLATE DRIVE END TEFC NEMA 280T
--
ODE Plate
AEP280-ODE
TECHTP ALUMINUM END PLATE OPPOSITE DRIVE END TEFC NEMA 280T
--
DE Oil Seal
55*72*8
--
--
--
ODE Oil Seal
55*72*8
--
--
--
Shaft Slinger
55*107*8
--
--
--
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
CFK280T-AL-01
280TC CAST IRON C-FLANGE KIT FOR ALUMINUM MOTORS
--
D-Flange Kit
DFK280T-AL-01
280TD CAST IRON D-FLANGE KIT FOR ALUMINUM MOTORS
--
Steel Drip Cover
SDC280
TECHTOP STEEL DRIP COVER FOR STEEL/CAST IRON FAN COVER (NEMA 280T / IEC 180)
--
Slide Base
B284T
284T DOUBLE ADJ. MOTOR SLIDE BASE
--
AEGIS Ring Install (DE Exterior)
SGR-53.5-1
AEGIS SHAFT GROUNDING RING KIT INSTALLED (280T / 180) FITS 6311
--



Downloads


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