China Good Quality Brass Rotary Switch - LW31-Rotary Switch – Leyu manufacturers and suppliers

Good Quality Brass Rotary Switch - LW31-Rotary Switch – Leyu

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Good Quality Brass Rotary Switch - LW31-Rotary Switch – Leyu Detail:

Common band switches and shift switches of multimeters are rotary switches, and there are two structures: one is BBM (Break Before Make) contact type, which is characterized in that the moving contact first disconnects the front contact when changing positions After connecting the rear contact, there is a state of disconnection with the front and rear contacts: the other is the MBB (Make Before Break) contact type, which is characterized by a state where the moving contact is in contact with both the front and rear contacts when changing positions. . Then disconnect the front contact and keep in contact with the rear contact. In the circuit design, the appropriate rotary switch should be selected according to the purpose of the circuit and the safety of the circuit.

Ampere:	20A, 25A, 32A, 50A, 75A,100A
Voltage:	110-690VAC
Features:	CE CCC ISO9001 certification
	300,000 times life span
	Operate frequency: 120 times per hour

LW31 series rotary switches applied to switchgear and control of electric motors as well as to change over of electric circuits,it’s a good substitution for other cam switches.

Description		LW31-20			LW31-25					LW31-32					LW31-50					LW31-75
Rated thermal current ITH	A	20			25					32					50					75
Rated working voltage Ue	V	110	220	440	110	220	440	500	690	110	220	440	500	690	110	220	440	500	690	110	220	440	500	690
Rated working current Le
AC-21A	A			20					25					32					50					70
AC-22A	A			16					20					32					40					63
DC-20	A	20				25					32					50					75
power	P
AC-23A	KW		5	7.5		7.5	11		15		11	18.5		22		15	22		30		18.5	30		37
AC-3	KW		4	5.5		5.5	7.5		11		7.5	15		18.5		11	18.5		22		15	22		30
AC-4	KW		2.2	3		2.2	4	4			3	5.5	5.5			5.5	7.5	9			7.5	11	15
DC-23	KW	0.77	1.2		2	2.2				2	2.2				3	6				4	8

Mechanical life without load:0.3×10⁶ times,operation frequency is 120 times/h.
Mechanical life with load:0.6×10⁴ times operation frequency is 120 times/h.

Description

Dimensions(mm)

Installation(mm)

LW31-20

Φ44

25+12n

Φ9.5

Φ3.2

1.5

Φ45

Φ4.5

LW31-20

Φ44

25+12n

Φ9.5

Φ3.2

1.5

Φ45

Φ4.5

LW31-25

Φ59

25+13n

Φ9.5

Φ3.2

1.5

Φ64

Φ4.5

LW31-25

105

Φ59

23+13n

Φ9.5

Φ3.2

1.5

Φ64

Φ4.5

LW31-32

Φ59

23+18n

Φ9.5

Φ3.2

1.5

Φ64

Φ4.5

LW31-32

105

Φ59

23+18n

Φ9.5

Φ3.2

1.5

Φ64

Φ4.5

LW31-50

105

Φ80

34+18n

Φ13

Φ5.3

Φ90

Φ5.5

LW31-75

105

Φ80

34+27n

Φ13

Φ5.3

Φ90

Φ5.

LW-31D (1)
LW-31D (2)
LW-31D (3)
LW-31D (4)
LW-31D (5)
LW-31D (6)
LW-31D (7)
LW-31D (8)
LW-31D (9)
LW-31D (10)
LW-31D (11)
LW-31D (12)

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2 position rotary switch