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KA-3289 Waterproof IP65 Double Circuit Type NO NC 10A 250VAC Limit Switch

　　Structural features: Double circuit travel switch, stable and reliable, small in size, economical and practical

　　Shell material: composed of zinc alloy and reinforced plastic, with a sturdy structure

　　Protection level: IP66 protection, waterproof, oil resistant, and dustproof structure

　　Internal structure: The built-in microswitch has a double spring design structure, with a long mechanical life

　　Application: Suitable for applications with drip and splash resistance, such as three-dimensional garages, CNC machine tools, printing machinery, etc.

Size:	KA-3289
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Model:
KA-3289
Brand:
KJT

Product Description

★ Double circuit travel switch, widely used

★ Sturdy structure, composed of zinc alloy and reinforced plastic

★ Small size, waterproof and oil resistant

★ The built-in microswitch has a double spring structure design, resulting in a longer mechanical life

★ With significant OT movements

★ Easy wiring conduit design

★ Multiple types of actuators, convenient to use

model	KJT	3205	3208	3209	3212	3213	3214	3267	3268	3270	3289
Operating force	OF（max）	750gram-cm	750gram-cm	750gram-cm	750gram-cm	900gram-cm	900gram-cm	150gram	150gram	150gram	550gram-cm
Resilience	RF（mix）	100gram-cm	100gram-cm	100gram-cm	200gram	200gram	200gram	30gram	30gram	30gram	100gram-cm
Front pre stroke	PT（max）	20	20	20	1.8mm	1.8mm	1.8mm	30mm	30mm	30mm	20
Trigger position	Target price（±10%）	22.5°	22.5°	22.5°	2.0mm	2.0mm	2.0mm	22.5°	22.5°	22.5°	22.5°
Travel resolution	MD（max）	10	10	10	1.2mm	1.2mm	1.2m	14	14	14	14
Stroke after touch	OT（mix）	75	75	75	4.0mm	4.0mm	4.0mm	20mm	20mm	20mm	75
ccumulated total travel	TT（mix）	95	95	95	5.8mm	5.8mm	5.8mm	50mm	50mm	50mm	95

Double disconnect mechanical function	INO+INC force disconnection snap action forces the quick movement to disconnect
rated voltage/current rated voltage/current	10（4）A，125，250VAC/6（2）A，380VAC Inductive load，余φ=0.4
Contact resistance	initial<10mΩ，tested<30mΩ
insulation resistance	100VDC min 500mΩ
Dielectric strength	AC 200VAC/minute，Used between bare metal/terminals, grounding, and opposite poles
Electrical lifespan	500000 resistive at 10A 250VAC
mechanical life	20,000,000
Operating speed	120 Sears per minute
Waterproof and dustproof ability	IP66 (anti pressure water column level)
Rising temperature	At rated voltage/current, up to 30 ° C throughout the entire ambient temperature range
come up to standard	CENELEC EN 50041，EN 50047，IEC 337-1，VDE 0660
operate temperature	-25°C~+80°C
torage temperature	-25°C~+80°C
humidity	Maximum 95 ° relative humidity (no dew)
Impact coefficient, impact resistance	Free position 10G, overtravel position 30G
Vibration frequency	max 55Hz
Terminal screw torque	6-8 kilograms per centimeter
Other screw torque	Lid 12-14 kg ft cm/Head 8-9 kg ft cm/Installation 50-60 kg ft cm/cm
Bare copper wire size Bare wire Ganges	φ2 max
Cable size Cable diameter	φ9 Maximum value (if using cable IP 66 φ 8-9)