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Shenzhen Chengfang Electric Machine Co., Ltd.| Manufacturer

Shenzhen Chengfang Electric Machine Co., Ltd.

[ Guangdong, China ]

Business Type: Manufacturer

Brand(s): Chengfang motor

Main Markets: North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe

Main Product: Micro DC Motor, HVDC Motor, Household Appliances Motor, Automobile Products Motor

Year Established: 2003

Legal Representative: Hanzhong Liu

Ownership Type: Corporation/Limited Liability Company

Employ Number: 501 - 1000 People

Annual Sales Volume: US$10 Million - US$50 Million

Registered Capital: US$2.5 Million - US$5 Million

Export Percentage: 21% - 30%

Factory Size: 10,000-30,000 square meters

Onsite operations checked and legal status confirmed

Home >Products Catalog > Power Drill Motor RS-987H

Power Drill Motor RS-987H

Power Drill Motor RS-987H

Shipping:	less than 30 dakys

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Product Details

Place of Origin:	Guangdong in China

Specifications

The models we list below are part of our existing designs. We offer specific motor design for every customer.

Model No.	Main Performance
	Rated Voltage	No Load		At Maximum Efficiency					At Stall
	Rated Voltage	Speed	Current	Speed	Current	Torque	Output	Eff.	Current	Torque
	V	r/min	A	r/min	A	g. Cm	W	%	A	g. Cm
RS-987SH-3566	24. 0 CONST	4, 000	0. 38	3, 432	1. 49	795	27. 13	75. 49	9. 05	4350
RS-987SH-4051	24. 0 CONST	5, 200	0. 60	4, 480	2. 30	1015	44. 85	80. 99	18. 08	5460
RS-987SH-25115	24. 0 CONST	2, 200	0. 19	1, 804	0. 65	567	10. 03	63. 84	2. 69	2310
RS-987SH-3755	32. 0 CONST	6, 300	0. 50	5, 441	2. 85	888	47. 34	51. 91	16. 19	5910
RS-987SH-5524	24. 0 CONST	11, 000	1. 24	9, 499	7. 87	1050	97. 8	51. 8	50. 1	7700

Unit Conversion: 1g. Cm≈ 0. 098mN. m≈ 0. 014oz. In 1mm=0. 039in 1g=0. 035oz

Power Drill Motor
Dimension: φ 51. 8 x 69 L. Shaft O. D. 6. 35 mm
Basic Structure: SECD housing / SECC end cap
Application: Power drill / Electric fan / Model car/ Model ship
Weight: Approx. 485g

Basic Structure of Chengfang Motors

2-pole stator
Sr ferrite permanent magnet
3, 5, 7, 8, 9, 12, 16 slots armature
Silicon-steel lamination with epoxy coating
High-carbon steel shaft
Cu-Ag alloy commutator
Copper-graphite brushes
Be-Cu leaf-brush commutating system
SECD round / flat type housing
SECD end cap / glassfiber reinforced PA6/6 end cap
Cylinder / self-aligning Cu-Fe alloy sintered bushes
155^oC (class F) magnet wire

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Customerized Options

Leadwires with connector / pins
EMI suppression components
PTC or thermostate protection
Built-in AC/DC rectifier
Built-in cooling fan
Multiple output shaft
diamond knurls, straight knurls, D-cut, stepped shaft
Shaft-mounted gears, essentric gears, belt pulleys
Stainless steel (SS304, SS420) shaft
Ball bearing
Cage-brush commutating system
Precious metal brush / commutator
Hall encoder
Low-cogging torque design
180^oC (class H), 200^oC (class C) magnet wire
-40^oC ~ 220^oC bearing lubricant
Neodymium magnets

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