Standard

NEMA MG-1

Frequency

50 Hz

Voltage

380-415 V

Number of poles

2

Degree of Protection

IP55

Synchronous speed

3000 rpm

Output rating

15 HP

Mounting

Foot-mounted

Flange

Without

Mounting

F-1

Terminal box¹

Left position

Enclosure

IC411 - TEFC

Frame Material

Cast Iron 

Impregnation Method

Dip and Bake Polyester 

Regreasing System

At Drive end and Non-drive end 

Main terminal box hole

NPT 1 1/2" 

Terminal Block

Without 

Shaft Locking Device

Without 

Drain

Rubber, automatic 

Shaft Material

SAE 1040/45 Carbon Steel 

Painting

RAL 3002 203A (ISO 12944 - C2) 

Grounding Lugs

Single 

Fan Cover material

Cast Iron 

Tropicalized Painting

Without 

Fan material

Plastic 

Bearing cap

Yes- Bearing Cap 

Balancing Method

1/2 Key 

Drip Cover

Without 

Overload protector (phenolic)

Without overload protector  

Connection Cables Quantity

6 

Frame

254/6T

Output

15 HP (11 kW)

Number of Poles

2

Frequency

50 Hz

Rated speed

2915 rpm

Slip

2.83 %

Rated voltage

380 V

Rated current

20.4 A

L. R. Amperes

120 A

LRC

5.9x(Code F)

No load current

5.50 A

Rated torque

27.0 ft.lb

Locked rotor torque

190 %

Breakdown torque

225 %

Locked rotor time

21s (cold) 12s (hot)

Moment of inertia (J)

1.30 sq.ft.lb

Design

B

Insulation Class

F

Service factor

1.15

Temperature rise

80 K

Duty Cycle

Cont.(S1)

Starting Method

Direct On Line

Ambient temperature

-20°C to +50°C

Altitude

1000 m.a.s.l.

Degree of Protection

IP55

Enclosure

IC411 - TEFC

Mounting

F-1

Rotation¹

Both (CW and CCW)

Noise level²

72.0 dB(A)

Approx. weight³

265 lb

Frame

254/6T

Output

15 HP (11 kW)

Number of Poles

2

Frequency

50 Hz

Rated speed

2935 rpm

Slip

2.17 %

Rated voltage

415 V

Rated current

19.1 A

L. R. Amperes

134 A

LRC

7.0x(Code H)

No load current

6.00 A

Rated torque

26.8 ft.lb

Locked rotor torque

229 %

Breakdown torque

275 %

Locked rotor time

21s (cold) 12s (hot)

Moment of inertia (J)

1.30 sq.ft.lb

Design

B

Insulation Class

F

Service factor

1.15

Temperature rise

80 K

Duty Cycle

Cont.(S1)

Starting Method

Direct On Line

Ambient temperature

-20°C to +50°C

Altitude

1000 m.a.s.l.

Degree of Protection

IP55

Enclosure

IC411 - TEFC

Mounting

F-1

Rotation¹

Both (CW and CCW)

Noise level²

72.0 dB(A)

Approx. weight³

265 lb

50%

75%

100%

90.2 

90.2 

90.2 

50%

75%

100%

90.2 

90.2 

90.2 

50%

75%

100%

0.85 

0.90 

0.91 

50%

75%

100%

0.80 

0.87 

0.89 

Bearing type

6309 C3 

6209 C3 

Sealing

V'Ring 

V'Ring 

Lubrication interval

14000 h 

16000 h 

Lubricant amount

13 g 

9 g 

Grease Type

Mobil Polyrex EM 

221 lb 

486 lb