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NEMA Motors JMC0504FP

50.00 HP, 1800 RPM, 3 Phase, 575V, 326JM Rigid/C-Flange, TEFC

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Quick Specs

  • HP 50.00
  • RPM 1800
  • PHASE 3
  • VOLTAGE 575V
  • MOUNTING Rigid/C-Flange
  • ENCLOSURE TEFC

Product Overview

Three phase, enhanced performance closecoupled pump motors. Cast aluminum 215JM/ JP and below, cast iron 254JM/JP and above, NEMA Premium Efficient.

Features a multi-mount arrangement incorporating bolt on feet and flange mount configuration. 2 ,4 and 6 pole, 1 to 75HP.


Motor Features

STANDARD FEATURES
  • Removable feet F1, F2, F0 field convertible up to and including 326T frame, F2 convertible 364T and larger
  • 1.25 Service Factor with 60Hz operation / 1.0 Service Factor with 50Hz operation
  • 36 Month warranty
  • Conduit Box is 90º rotatable
  • CSA Certified for Class I, Division II, Groups A, B, C and D / Class I, Zone 2, Groups IIC, IIB, IIA
  • IEEE 45 Marine Duty 254JM/JP frame and larger
  • Anti-microbial (tropicalization) on stator winding
  • Cast iron fan covers on 254JM/JP frame and larger
  • Regreasable bearings 254JM/JP frame and larger
  • Mobil Polyrex EM polyurea grease
  • AISI 304 grade stainless steel shaft
  • Surface finish:
    • Alkyd enamel RAL7024 - Graphite Gray
    • Black oxide surface treatment for increased corrosion resistance (aluminum models only)
  • Stainless steel nameplate
  • Corrosion resistant hardware
  • Ultra high strength, reusable lifting straps included with motors 254JM/JP 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 215JM/JP Frame:
  • 9-Lead 230V parallel-wye / 460V series-wye connection
  • 3-Lead 575V wye connection
  • 254JM/JP Frame and larger:
  • 12-Lead 230V parallel-delta / 460V delta connection
  • 6-Lead 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 including nipple seals between conduit box and stator body. DE and NDE end bell fitted with sintered brass one-way drain.


INSULATION AND INVERTER RATING
  • Class F Insulation
  • Designed to Class B temperature rise
  • Vacuum Impregnated
  • Inverter Rated 15:1 Constant Torque, 1000:1 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
50
HP
-
kW
Rated Motor Speed
1780
r/min 60Hz
-
r/min 50Hz
Rated Motor Voltage (+/-10%)
575
V/60Hz
-
V/50Hz
Rated Motor Current
46.08
A (In) @ 60Hz
-
A (In) @ 50Hz
Phase
3
Ø
Locked Rotor Current @ High Voltage
399.0873
A (In) @ 60Hz
Fl Current @ 208V
-
A (In) @ 60Hz
Service Factor
1.25
@ 60Hz
-
@ 50Hz
KVA Code
J
60Hz
-
50Hz
Nominal Efficiency
94.5
% @ 60Hz
Nominal Power Factor
0.86
cosφ @ 60Hz
Leads (Qty, Size)
6
Connection
D
Coil Resistance
0.13
Ω
Start Capacitor
-
μF/V
Run Capacitor
-
μF/V
VFD DUTY (S.F. 1.0)
RATIO
Hz
Variable Torque
1000:1
2 - 60
Constant Torque
15:1
4 - 60
FULL LOAD TEMPERATURE RISE
Full Load Temperature Rise
61.1
ºC @ 60Hz
-
ºC @ 50Hz
GENERAL DATA
Frame Size
326JM
Enclosure
TEFC
Mounting
Rigid/C-Flange
Approximate Weight (lbs.)
632.7 lbs.
Casing Material / Fan Cover
Cast Iron
Cast Iron
Shaft Material
304 SS
NEMA Design
A
Degree of Protection (IP)
55
Insulation Class / Temp Rise (60Hz)
F
B
Tropicalization
YES
Duty
Cont. / S1
Conduit Box Location
1-NPT 2"
Feet Removable / Double Drilled
YES
YES
Paintwork
7024
Graphite Gray
MECHANICAL DATA
Bearing DE Side
6312C3
Bearing ODE Side
6312C3
Grease Type
Mobil Polyrex EM
Compensation Ring (wavy washer)
NDE
Moment of Inertia (lb-ft2)
-
Sound Pressure @ 3 FT dBA
80
SITE CONDITIONS
Ambient Temperature (℃)
40
Meters Above Sea Level (MASL)
1000
HAZARDOUS LOCATIONS
CSA Certified
CSA Certified
Temperature Code
-
-

Nameplate

Download Nameplate
NAMEPLATE DATA
60Hz
50Hz
Horse Power
50
50
RPM
1780
-
Voltage
575
-
Full Load Amps
46.08
-
Service Factor
1.25
-
KVA Code
J
-
Full Load Amps (208V)
-
-
Nominal Efficiency
94.5
-
Nominal Power Factor
0.86
-
Design
A
Frame
326JM
Enclosure Type
TEFC
IP Rating
55
Duty
Cont. / S1
Insulation Class
F
Ambient Rating
40
Drive End Bearing
6312C3
Opposite Drive End Bearing
6312C3
Weight (lbs)
632.7
NAMEPLATE LAYOUT

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VFD DUTY (S.F. 1.0)
RATIO
Hz*
Variable Torque
1000:1
2 - 60
Constant Torque
15:1
4 - 60
*For max speed please contact Techtop Canada
HAZARDOUS LOCATIONS
CSA CERTIFIED
Class / Division
I
II
Groups
A, B, C and 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
506.559896809
301
Start Configuration
DOL
Pull-Up Torque
333.753510607
203
Starting Current (A)
398.16
Breakdown Torque
520.113338865
286
No-Load Current (A)
17.64
Full Load Torque
169.418025688
100
No-Load Power Factor
0.045


% OF RATED LOAD
25
50
75
100
125
S.F.
Line Amperes (A)
20.198
27.142
35.883
45.973
52.489
52.369
Efficiency (%)
-
94.206
94.622
94.323
93.977
93.767
Speed (r/min)
1795.1
1790.4
1785.3
1779.7
1776.2
1774.8
Power Factor (cosφ)
0.507
0.732
0.827
0.863
0.873
0.877
Input Power(kW)
10.213
19.797
29.565
39.545
45.644
45.741

Drawings & Wiring

3D CAD DRAWING 2D CAD DRAWING
Download PDF Drawing
DRAWING NUMBER
DIMENSIONS
MOUNTING
CASING MATERIAL
GR3-CI-TF-326JM-CFC
Inches
Rigid/C-Flange
Cast Iron





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

Parts & Accessories

COMPONENTS
Component
Part #
Description
Price
Stock
Qty
Cooling Fan
PRF-CI-IE2-200-4,6
TECHTOP CAST IRON MOTOR PLASTIC REPLACEMENT FAN (NEMA 320T / IEC 200) 4, 6 POLE
--
Conduit Box Kit
CB320
TECHTOP CAST IRON NEMA CONDUIT BOX 320T FRAME
--
Feet Kit
CRF326-DBL
TECHTOP CAST IRON NEMA FEET DOUBLE DRILLED 326T FRAME (PAIR)
--
Steel Fan Cover
SFC320
TECHTOP STEEL FAN COVER FOR CAST IRON MOTORS (NEMA 320T / IEC 200)
--
Cast Iron Fan Cover
CFC320
TECHTOP CAST IRON FAN COVER FOR CAST IRON MOTORS (NEMA 320T / IEC 200)
--
ODE Plate
CEP320
TECHTOP CAST IRON END PLATE FOR CAST IRON MOTORS (NEMA 320T / IEC 200)
--
DE Oil Seal
60*80*8
--
--
ODE Oil Seal
60*80*8
--
--
Shaft Slinger
58*127*8
--
--
6-Post Terminal Board
TB200-225-6
TECHTOP CAST IRON IEC PLASTIC 6 POST TERMINAL BOARD 200/225 FRAME (W/ HARDWARE)
--
Brass Drain
M10DRAIN
M10 THREADED BRASS SINTERED DRAIN
--
Brass Drain Plastic Plug
M10PLUG
M10 THREADED PLASTIC DRAIN PLUG
--
DE Bearing Retainer
CBRO6312
TECHTOP CAST IRON BEARING RETAINER OUTER NO WAVY WASHER END (320T, 320TS / 200)
--
ODE Bearing Retainer
CBRO6312-WW
TECHTOP CAST IRON BEARING RETAINER OUTER WAVY WASHER END (320T, 320TS / 200)
--
Wavy Washer
WW6312
WAVY (SPRING) WASHER FOR BEARING SIZE 6312
--


ACCESSORIES
Accessory
Part #
Description
Price
Stock
Qty
JM/JP C-Flange Kit
CFK-320T
320TC CAST IRON C-FLANGE KIT AND 320JM/JP
--
Steel Drip Cover
SDC320
TECHTOP STEEL DRIP COVER FOR STEEL FAN COVER ONLY (NEMA 320T / IEC 200)
--
Slide Base
B326T
326T DOUBLE ADJ. MOTOR SLIDE BASE
--
Conversion Base
CB3632T
CB3632T U-FRAME/T-FRAME MOTOR CONVERSION BASE
--