Catalog Number:M3112A
Enclosure:OPEN
Frame:56
Frame Material:Steel
Output @ Frequency:.750 HP @ 60 HZ
Synchronous Speed @ Frequency:1800 RPM @ 60 HZ
Voltage @ Frequency:460.0 V @ 60 HZ
230.0 V @ 60 HZ
XP Class and Group:None
XP Division:Not Applicable
Agency Approvals:CSA
UR
Auxillary Box:No Auxillary Box
Auxillary Box Lead Termination:None
Base Indicator:Rigid
Bearing Grease Type:Polyrex EM (-20F +300F)
Blower:None
Insulation Class:B
Inverter Code:Not Inverter
KVA Code:K
Lifting Lugs:No Lifting Lugs
Locked Bearing Indicator:No Locked Bearing
Motor Lead Quantity/Wire Size:12 @ 18 AWG
Motor Lead Exit:Ko Box
Motor Lead Termination:Flying Leads
Motor Type:3420M
Mounting Arrangement:F1
Power Factor:60
Product Family:General Purpose
Pulley End Bearing Type:Ball
Pulley Face Code:Standard
Pulley Shaft Indicator:Standard
Rodent Screen:None
Shaft Extension Location:Pulley End
Current @ Voltage:1.500 A @ 460.0 V
Shaft Ground Indicator:No Shaft Grounding
Page 2 of 9
Product Information Packet: M3112A - .75HP,1725RPM,3PH,60HZ,56,3420M,OPEN,F1
3.000 A @ 230.0 V
3.600 A @ 208.0 V
Design Code:B
Drip Cover:No Drip Cover
Duty Rating:CONT
Electrically Isolated Bearing:Not Electrically Isolated
Feedback Device:NO FEEDBACK
Front Face Code:Standard
Front Shaft Indicator:None
Heater Indicator:No Heater
Product Information Packet: M3112A - .75HP,1725RPM,3PH,60HZ,56,3420M,OPEN,F1
Nameplate NP1257L
CAT.NO. M3112A
SPEC. 34-1238-2100
HP .75
VOLTS 230/460
AMP 3/1.5
RPM 1725
FRAME 56HZ 60PH 3
SER.F. 1.25CODE KDES BCL B
NEMA-NOM-EFF 74PF 60
RATING 40C AMB-CONT
CCUSABLE AT 208V 3.6
DE 6203ODE 6203
ENCL OPENSN
SFA 3.4/1.7
Page 4 of 9
Product Information Packet: M3112A - .75HP,1725RPM,3PH,60HZ,56,3420M,OPEN,F1
Parts List
Part NumberDescriptionQuantity
SA008677SA 34-1238-21001.000 EA
RA005124RA 34-1238-21001.000 EA
NS2512A01INSULATOR, CONDUIT BOX X1.000 EA
34CB3002ACB CAST W/.88 DIA HOLE1.000 EA
51XB1016A0710-16 X 7/16 HXWSSLD SERTYB2.000 EA
11XW1032G0610-32 X .38, TAPTITE II, HEX WSHR SLTD U1.000 EA
34EP3200A01SPFR ENDPLATE, MACH1.000 EA
HW5100A03WAVY WASHER (W1543-017)1.000 EA
34EP3200A02SPFR/PU ENDPLATE, MACH1.000 EA
XY1032A0210-32 HEX NUT DIRECTIONAL SERRATION4.000 EA
34CB4517CB LID 4 MTG HOLES .22 DIA STAMPED, FOR1.000 EA
51XW0832A078-32 X .44, TAPTITE II, HEX WSHR SLTD SE4.000 EA
HW2501D13KEY, 3/16 SQ X 1.3751.000 EA
HA7000A04KEY RETAINER 0.625 DIA SHAFTS1.000 EA
MG1000G27MED CHARCOAL METALLIC GREY 400-00960.014 GA
10XF0440S0204-40 X 1/8 TYPE F HEX HD STAINLESS STIC2.000 EA
HA3100A15THRUBOLT 10-32 X 8.3754.000 EA
LB1118LABEL,WARNING (ROLL LABEL)1.000 EA
LC0007CONNECTION LABEL1.000 EA
NP1257LALUM UL CSA CC THERMAL REV MTG1.000 EA
34PA1002PKG GRP, PRINT PK1001A011.000 EA
Page 5 of 9
Product Information Packet: M3112A - .75HP,1725RPM,3PH,60HZ,56,3420M,OPEN,F1
AC Induction Motor Performance Data
Record # 6636 - Typical performance - not guaranteed values
Winding: 34WG2100-R001Type: 3420MEnclosure: OPEN
Nameplate Data
460 V, 60 Hz:
High Voltage Connection
Rated Output (HP).75Full Load Torque2.25 LB-FT
Volts230/460Start Configurationdirect on line
Full Load Amps3/1.5Breakdown Torque10 LB-FT
R.P.M.1725Pull-up Torque8.5 LB-FT
Hz60Phase3Locked-rotor Torque8.8 LB-FT
NEMA Design CodeBKVA CodeKStarting Current10 A
Service Factor (S.F.)1.25No-load Current1.2 A
NEMA Nom. Eff.74Power Factor60LinelineRes.@25ºC17.68Ω
Rating - Duty40C AMB-CONTTemp. Rise @ Rated Load48°C
S.F. Amps3.4/1.7Temp. Rise @ S.F. Load59°C
Locked-rotor Power Factor59
Rotor inertia0.0476 LB-FT2
Load Characteristics 460 V, 60 Hz, 0.75 HP
% of Rated Load255075100125150S.F.
Power Factor28425564717671
Efficiency56.169.774.776.276.175.276.1
Speed1783176617491731171116931711
Line amperes1.21.21.31.51.61.81.6
Page 6 of 9
Product Information Packet: M3112A - .75HP,1725RPM,3PH,60HZ,56,3420M,OPEN,F1
Performance Graph at 460V, 60Hz, 0.75HP Typical performance - Not guaranteed values
Page 7 of 9
Product Information Packet: M3112A - .75HP,1725RPM,3PH,60HZ,56,3420M,OPEN,F1
Page 8 of 9
Product Information Packet: M3112A - .75HP,1725RPM,3PH,60HZ,56,3420M,OPEN,F1
Page 9 of 9
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