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Planetary Gear Reducer

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WPNF/WPNE Series

High precision Low noise High positioning accuracy Installation in any position

Product Overview

Specifications

Series Models

Naming Rules

Dimension Description

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WPNF/WPNE series are right-angle gear reducers featuring high-precision hardened gears, low noise operation, universal installation capability in any orientation, superior accuracy, strong positioning performance, and adaptability to diverse working conditions;

The WPNF series features square flange output, while the WPNE series features circular flange output.

Technical Specifications	Unit	Reduction Ratio		WPNF60/WPNE60	WPNF80/WPNE80	WPNF120/WPNE120
Rated Output Torque	N·m	Single Stage	3	12	40	80
			4	16	50	100
			5	16	50	110
			8	15	45	120
			10	15	45	120
		Double Stage	9	44	110	210
			12	44	120	260
			15	40	110	230
			16	44	120	260
			20	44	120	260
			25	40	110	230
			32	44	120	260
			40	40	110	230
			64	18	50	120
		Triple Stage	60	44	120	260
			80	44	120	260
			100	44	120	260
			120	40	110	230
			160	44	120	260
			200	40	110	230
			256	44	120	260
			320	40	110	230
			512	18	50	120
Maximum Output Torque	N·m			2 times Rated Output Torque
Input Moment of Inertia	Kg·cm2	Single Stage	3	0.246	1.189	5.75
			4	0.204	0.939	3.91
			5	0.189	0.869	3.35
			8	0.176	0.809	2.89
			10	0.152	0.73	2.54
		Double Stage	9	0.242	1.159	5.73
			12	0.238	1.139	5.6
			15	0.188	1.129	5.53
			16	0.199	0.919	3.83
			20	0.186	0.859	3.26
			25	0.186	0.859	3.26
			32	0.175	0.809	2.84
			40	0.175	0.809	2.84
			64	0.175	0.809	2.84
		Triple Stage	60	0.187	0.929	5.62
			80	0.186	0.919	3.28
			100	0.186	0.859	3.26
			120	0.175	1.119	5.47
			160	0.175	0.809	2.84
			200	0.175	0.809	2.84
			256	0.175	0.809	2.84
			320	0.175	0.809	2.84
			512	0.175	0.809	2.84
Technical Specifications	Unit	Reduction Ratio		WPNF60/WPNE60	WPNF80/WPNE80	WPNF120/WPNE120
Torsional Stiffness	N·m /arcmin	Single Stage		1.5	4.5	10
		Double Stage		2.5	6.5	13
		Triple Stage		2.5	6.3	12
Backlash (No Load)	arcmin	Single Stage		<30	<25	<15
		Double Stage		<35	<30	<20
		Triple Stage		<40	<35	<25
Maximum Radial Force	N			340	650	1500
Maximum Axial Force	N			450	900	2100
Noise (No Load)	dB(A)			65	68	70
Rated Input Speed	rpm			3000
Full Load Efficiency	%	Single Stage		94
		Double Stage		92
		Triple Stage		88
Weight	Kg	Single Stage		1.7	4.4	12
		Double Stage		1.9	5	14
		Triple Stage		2.1	5.5	16

Dimension Code	Dimension Name	WPNF60			WPNF80			WPNF120
		Single-stage	Double-stage	Triple-stage	Single-stage	Double-stage	Triple-stage	Single-stage	Double-stage	Triple-stage
D1	Output Shaft Diameter	14h7			20h7			25h7
D2	Spigot Diameter	50h7			80h7			110h7
D3	PCD of Mounting Holes	70			100			130
D4	Mounting Hole Diameter	5.5			6.5			8.5
L	Housing Length (excluding flange)	46.5	59.5	72	60	78	95.5	73.7	101.5	129
L1	Output Shaft Extension Length	35			40			55
L2	Key to End Distance	2.5			4			5
L3	Key Length	25			28			40
L4	Spigot Height	3			3			4
L5	Output Shaft Shoulder Height	4.5			4			5
L6	Mounting Face Thickness	8			10			15
L8	Overall Height	93			109.5			145.5
B	End Cap Width	60			90			120
B1	Shaft Height (with key)	16			22.5			28
B2	Key Width	5			6			8
G2	Central Threaded Hole	M5*12			M6*16			M10*22
L7	Flange Thickness (Data may vary for special flanges)	75			94			130
Dimensional Requirements for Flange Connection	Allowable Motor Input Shaft Diameter	≤14			≤19			≤22
	Allowable Motor Shaft Length (inc. spigot height)	31			41			58
	Allowable Motor Spigot Size	≥38			≥70			≥90
	Allowable Motor Overall Dimensions	≤62*62			≤92*92			≤115*115

Dimension Code	Dimension Name	WPNE60			WPNE80			WPNE120
		Single-stage	Double-stage	Triple-stage	Single-stage	Double-stage	Triple-stage	Single-stage	Double-stage	Triple-stage
D1	Output Shaft Diameter	14h7			20h7			25h7
D2	Spigot Diameter	40h7			60h7			80h7
D3	PCD of Mounting Holes	52			70			100
D4	Mounting Threaded Hole	M5*8			M6*10			M10*16
D5	Housing Diameter	60			80			115
L	Housing Length (excluding flange)	46.5	59.5	72	60	78	95.5	73.7	101.5	129
L1	Output Shaft Extension Length	35			40			55
L2	Key to End Distance	2.5			4			5
L3	Key Length	25			28			40
L4	Spigot Height	3			3			4
L5	Output Shaft Shoulder Height	4.5			4			5
L8	Overall Height	93			109.5			145.5
B1	Shaft Height (with key)	16			22.5			28
B2	Key Width	5			6			8
G2	Central Threaded Hole	M5*12			M6*16			M10*22
L7	Flange Thickness (Data may vary for special flanges)	75			94			130
Dimensional Requirements for Flange Connection	Allowable Motor Input Shaft Diameter	≤14			≤19			≤22
	Allowable Motor Shaft Length (inc. spigot height)	31			41			58
	Allowable Motor Spigot Size	≥38			≥70			≥90
	Allowable Motor Overall Dimensions	≤62*62			≤92*92			≤115*115

Model	English	Chinese Materials	Update Date
PN Series Gear Reducer Manual	--		2019-06-09