Echo Electric Motors

Reference Motor Nameplate Data & Informa on

Nameplate data is the first cri cal step in determining motor replacement. Much of the informa on needed can generally be obtained from the nameplate. Record all nameplate informa on; it can save me and confusion.

MARINE DUTY IEEE45 USCG

E

EEV102077

MODEL AN 256THFNA9026ABL

MTG. F1

FRAME 256T

PART NO TYPE TFS ENCL TEFC

SER.

INS CL

MAX AMB

DES. B

PH 3

F

DUTY CONT

40 ° C

RISE 65 ° C

IP 56

IC 41

CODE G

MTH/YR MFG. 12/2003 ALTITUDE 1000M/3300 FT

WT/LBS 412

WT/KG 187

E49747

SHAFT END BRG

6309

6210

OPP

HZ 60

VOLTS 460

HZ 50

VOLTS 400

IEEE841

HP 20

KW 15

HP 15

KW 11

F.L. AMPS 24.1 PF(COS) φ 84.0

SF 1.25

F.L. AMPS 21.5 PF(COS) φ 82.0

SF 1.15

RPM 1775

RPM 1475

NOM EFF 93.0 SHAFT END BEARING 45BC03XPP30X

NOM EFF 93.0 OPP. END BEARING 50BC02XPP30X

LR21839

API RP14F

FOR USE ON PWM VFD 10:1 VT, 20:1 CT, 1.0 SF. CSA CERTIFIED FOR CLASS I, GROUP A, B, C, D, DIV. 2/ZONE 2 GROUP IIA, IIB, IIC; TEMPERATURE CODE T3 @ 1.0SF OR T2B @ 1.15SF ON SINE-WAVE POWER, OR T2D @ 1.0SF ON PWM TYPE VFD POWER.

CC003A

Important Nameplate Data ▪ MODEL - The ID number DATE CODE - The month and year manufactured ▪ MTG. - Moun ng ▪ SER. - Serial number ▪ TYPE - Electrical type ▪ DES. - Code by NEMA or IEC ▪ PH - Electrical phase (usually 1 or 3) ▪ INS CL - Insula on class ▪ DUTY - Time ra ng under load ▪ MAX AMB - The allowable surrounding air temperature ▪ ENCL - Enclosure, Example: TEFC ▪ RISE - The temperature rise over ambient expressed in degrees ▪ Celsius when the motor operates at nameplated HP or KW ▪ IP - Inherent Protec on of the enclosure to solids and liquids ▪ FRAME - The size and moun ng ▪ PART NO. - Customer part number ▪

Important Nameplate Data ▪ MTH/YR MFG. - Month and year motor was manufactured

WT/LBS - Motor weight in pounds ▪ WT/KG - Motor weight in kilograms ▪

HZ - Input frequency of the power supply (usually 50 or 60 HZ) ▪ VOLTS - Voltage ra ng of the motor at the opera ng frequency ▪ HP - Rated horsepower the motor will produce ▪ KW - Rated output in wa s ▪ F.L. AMPS - The rated load current expressed in amps at nameplate ▪ horsepower with nameplate voltage and frequency ▪ S.F. - Percentage of the rated horsepower the motor can safely ▪ operate at, Example: 1.15 SF (115% of rated HP) ▪ PF / COS - Power Factor / Cosine is the ra o of actual power to ▪ the apparent power ▪ RPM - Full load speed at rated frequency ▪ NOM EFF - Average Efficiency ▪ SHAFT END BEARING - Manufacturer drive end bearing number ▪ OPP. END BEARING - Manufacturer opposite drive end bearing number ▪ SHAFT END BRG - Drive end bearing size ▪ OPP - Opposite drive end bearing size ▪

as defined by IEC 34-5 ▪ IC - Inherent Cooling ▪ CODE - NEMA locked-rotor KVA ▪

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