Techtop

GRC0002F-TC

1HP, 3600RPM, 575V, 3PH, 143TC, Rigid/C-Flange, TEFC

Catalog Number: GRC0002F-TC

Specifications

Motor type NEMA Motors General Purpose Three Phase

HP 1

RPM 3600

Voltage 575

Phase 3

Frame 143TC

Mounting Rigid/C-Flange

Enclosure TEFC

Material Cast Iron

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Electrical Data
Rated Motor Output Power	1 HP
Rated Motor Speed	3500 tr/min
Rated Motor Voltage (+/-10%)	575V
Rated Motor Current	1.18A
Phase	3
Poles	2
Locked Rotor Current @ High Voltage	8.75A
Current Fl @ 208V	-
Service factor	1.25
KVA code	K
Nominal efficiency	77
Rated power factor	0.83
Cables (Qty, Size)	3 \| 1
Frequency	60 Hz
Connection	Y
Start capacitor	-
Run capacitor	-
VFD DUTY (S.F. 1.0)	RATIO
Variable Torque	30:1
Constant Torque	15:1
SITE CONDITIONS
Ambient Temperature (℃)	40ºC
Meters Above Sea Level (MASL)	1000

General Data
Frame Size	143TC
Enclosure	TEFC
Mounting	Rigid/C-Flange
Number of speeds	-
Approximate weight	41.2 lbs.
Casing Material / Fan Cover	Cast Iron	\|	Cast Iron
Shaft Material	-
NEMA design	B
Degree of protection (IP)	55
Insulation class	F	\|	B
Rotation	Réversible
Service	Continu
Conduit Box Location	F1
Feet Removable / Double Drilled	Yes	\|	No
Paintwork	7024	\|	Graphite Gray
Mechanical Data
Bearing DE Side	6205 ZZ
Bearing ODE Side	6205 ZZ
Grease Type	Mobil Polyrex EM
Compensation Ring (wavy washer)	NDE
Moment of Inertia (lb-ft2)	0.03
Sound Pressure @ 3 FT dBA	77.2

Features

Removable feet F1, F2, F0 field convertible up to and including 326T frame, F2 convertible 364T and larger. L449T Frame is F1, F2, F0 field convertible
1.25 Service Factor through 326T frame, 1.15 Service Factor for 364T and larger
36 Month warranty
Cast iron construction with C and D flange kits available
Cast iron fan cover standard for all frame sizes
Cast iron Conduit Box is 90º rotatable
1045 Steel shaft through 405T, 4140 grade for 444T and larger
Regreasable bearings 254T frame and larger
Mobil Polyrex EM polyurea grease
CSA Certified for Class I, Division 2, Groups A, B, C and D / Class I, Zone 2, Groups IIC, IIB, IIA
*CSA Certified for Class II, Division 2, Groups F & G
IEEE 45 Marine Duty
Anti-microbial (tropicalization) on stator winding
Surface finish:
- 2-Part epoxy coating RAL7024 - Graphite Gray
Stainless steel nameplate
Corrosion resistant hardware
Ultra high strength, reusable lifting straps included with motors 254T frame and larger

*Note: Features marked with an asterisk (*) only apply to motors with "-22" at the end of the part number.

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 including nipple seals between the conduit box and stator body. DE and NDE end bell fitted with sintered brass one-way drain.

*Class II, Division 2 motors are equipped with metal-clad V-seals instead of double lip oil seals. These motors meet IP55 protection standards.

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