20HP Explosion Proof Premium Efficiency Asynchronous Motor Nepx 256

• Application: Industrial
• Operating Speed: Constant Speed
• Number of Stator: Three-Phase
• Shipping Cost: Estimated freight per unit.: about shipping cost and estimated delivery time.
• Currency: US$
• Return&refunds: You can apply for a refund up to 30 days after receipt of the products.
• Model NO.: NEPX 256 20HP 240106
• Species: NEMA
• Rotor Structure: Squirrel-Cage
• Casing Protection: Explosion-Proof Type
• Number of Poles: 4
• Starting Mode: Direct on-line Starting
• Certification: ISO9001, CCC, UL
• Brand: Dz
• Term of Delivery: CIF ,Fob
• Warranty: 12 Months
• Package: Case
• OEM: Yes
• Transport Package: Carton/Wooden Case
• Specification: 14-449
• Trademark: DZ
• Origin: China
• HS Code: 8501520000
• Production Capacity: 10000 PCS/Year
• Package Size: 106.00cm * 68.00cm * 49.00cm
• Package Gross Weight: 500.000kg

Product Description

Product Description

General Descriptions

NEPX series explosion proof premium efficiency three phase induction motors(Frame 143-449) are developed by Jiangsu Dazhong Electric Motor Co.,ltd in line with NEMA standards, which ratings,mounting dimensions and electric performances meet the requirements of latest NEMA standards, these motors posses many remarkable features such as premium efficiency, low noise,little vibration, large margin of safety intemperature rise,popular shape,safe and reliable operation.

Application
a)one thermistor is embedded in per phase of the stator winding which will trip at 145degree to protect the winding from over heating.
b)Explosion proof features:
Class I  Division 1,Group C and D
Class II Division 1, Group E,F and G
Temperature Code: T3C

Product Parameters

Rating

1HP to 300HP
143T-449T
3600,1800 or 1200rpm@60Hz,3000,1500 or 1000rpm@50Hz
NEMA Design B
Class F insulation with B rise @SF=1.0
3 phase, 208-230/460V and 575V@60Hz,380V@50Hz
NEMA premium efficiency standards NEMA
IP55 protection
Continuous Duty
Maximum ambient 40 degree
Altitude up to 3300ft(1000m)

Induction Electric Motors Type NEPM
Frame	Power, HP at frequency of rotation			The size of a shaft, mm at frequency of rotation, inch		The connecting sizes, inch
	2р=2	2р=4	2р=6	2p=2	others
	3600	1800	1200	U x N-W		2E	2F1	2F2	BA	D	8-H	AJ	AK	BF
	min -1	min -1	min -1
143	1	1		0.875x2.25		5.5	4	5	2.75	3.5	0.34	5.875	4.5	3/8
	1.5	x
145	2	1.5	1
	x	2	x
182	3	3	1.5	1.125x2.75		7.5	4.5	5.5	3.5	4.5	0.41	7.25	8.5	1/2
184	5	5	2
213	7.5	7.5	3	1.375x3.38		8.5	5.5	7	4.25	5.3	0.41	7.25	8.5	1/2
215	10	10	5
254	15	15	7.5	1.625x4		10	8.3	10	4.25	6.3	0.53	7.25	8.5	1/2
256	20	20	10
284	25	25	15	1.625x3.25	1.875x4.62	11	9.5	11	4.75	7	0.53	9	10.5	1/2
286	30	30	20
324	40	40	25	1.875x3.75	2.215x5.25	13	10.5	12	5.25	8	0.66	11	12.5	5.8
326	50	50	30
364	60	60	40	1.875x3.75	2.375x5.88	14	11.25	12.25	5.88	9	0.66	11	12.5	5/8
365	75	75	50
404	x	x	60	2.215x4.25	2.875x7.25	16	12.25	13.75	6.62	10	0.81	11	12.5	5/8
405	100	100	75
444	125	125	100	2.375x4.75	3.375x8.5	18	14.5	16.5	7.5	11	0.81	14	16	5/8
445	150	150	125
447	200	200	150	2.375x4.75	3.375x8.5	18	20	25	7.5	11	0.81	14	16	5/8
449	250	250	200

Company Profile

 

we are good at AC motor with IEC/NEMA/GOST standard motor as below:

IEC----frame size:80-560, 0.12kw to 2000kw with 220~1100V, general purpose;
      ----frame size:80-560, 0.12kw to 2000kw with 220~1100V,Explosion proof ExdIIBT4+CT4;

IEC----frame size:355-900,  250kw to 5000kw with 3000~11000V,general purpose;
      ----frame size:355-900,  250kw to 5000kw with 3000~11000V,Explosion proof ExdIIBT4+CT4 ;

NEMA----frame size: 143T-449T, 1hp to 300hp with 230-690V, general purpose;
          ----frame size: 143T-449T, 1hp to 300hp with 230-690V, Explosion proof ExdIIBT4;

GOST----frame size: 63-560, 0.12kw to 2000kw with 220~1100V, general purpose;
          ----frame size: 63-450, 0.12kw to 1500kw with 220~1100V, Explosion proof ExdIIBT4;

 GOST----frame size: 355-560,  185kw to 2500kw with 3000~11000V, general purpose;
           ----frame size: 355-560,  185kw to 2500kw with 3000~11000V,Explosion proof ExdIIBT4;

Certificate: ISO9001/CCC/CE0123/ATEX/CCS/CSA/UL/TUV...