Panasonic LK-T Relays specifications Features, Specifications, Typical Applications

LK-T

SLIM POWER RELAY	LK-T RELAYS
WITH HIGH INRUSH
CURRENT CAPABILITY
TV-8 CERTIFIED

24.0	11.0
	.433

.945

25.0

.984

FEATURES

1.High inrush current capability

1) Operating load capability: inrush 118 A, steady 8 A

2) UL/C-UL TV-8 approved

2.High insulation resistance

1)Creepage distance and clearances between contact and coil: Min. 6 mm .236 inch (In compliance with IEC65)

2)Surge withstand voltage between contact and coil: 10,000 V or more

3.High noise immunity realized by the card separation structure between contact and coil

4.Conforms to the various safety standards

UL, C-UL, TÜV, and SEMKO approved

SPECIFICATIONS

Contact

Arrangement		1 Form A
Initial contact resistance		Max. 100 mΩ
(By voltage drop 6 V DC 1 A)
Contact material		AgSnO2 type
	Nominal switching	5 A 277 V AC
	capacity
Rating	Max. switching power	1,385 V A
	Max. switching voltage	277 V AC
(resistive load)
	Max. switching current	8 A (120V AC)
	Min. switching capacity#1	100 mA, 5 V DC
	(Reference value)
Expected life	Mechanical (at 180 cpm)	106
	Electrical (at 20 cpm)
(min. operations)		105
	(at rated load)

Coil

Nominal operating power 250 mW

#1 This value can change due to the switching frequency, environmental conditions, and desired reliability level, therefore it is recommended to check this with the actual load.

Remarks

*1 Measurement at same location as “Initial breakdown voltage” section. *2 Detection current: 10mA

*3 Wave is standard shock voltage of ±1.2 ⋅ 50μs according to JEC-212-1981 *4 Excluding contact bounce time.

*5 Half-wave pulse of sine wave: 11 ms; detection time: 10 μs

*6 Half-wave pulse of sine wave: 6 ms

*7 Detection time: 10 μs

*8 The upper operation ambient temperature limit is the maximum temperature that can satisfy the coil temperature rise value. Refer to 1. Usage, transport and storage conditions in NOTES on page 3.

Characteristics

Max. operating speed			20 cpm (at rated load)
Initial insulation resistance*1			Min. 1,000 MΩ (at 500 V DC)
Initial *2	Between open		1,000 Vrms for 1 min.
	contacts
breakdown
	Between contact
voltage			4,000 Vrms for 1 min.
	and coil
Initial surge voltage between contact			10,000 V
and coil*3
Operate time*4			Max. 15ms (at 20°C 68°F)
(at nominal voltage)
Release time (without diode)*4			Max. 5ms (at 20°C 68°F)
(at nominal voltage)
			Max. 35°C with nominal coil
Temperature rise (at 70°C)			voltage and at 5 A contact
			carrying current
			(resistance method)
Shock	Functional*5		200 m/s2{approx. 20 G}
resistance	Destructive*6		1,000 m/s2{approx. 100 G}
	Functional*7		10 to 55Hz
Vibration			at double amplitude of 1.5mm
resistance	Destructive		10 to 55Hz
			at double amplitude of 1.5mm
Conditions for operation,		Ambient	–40°C to +70°C
transport and storage*8		temp.	–40°F to +158°F
(Not freezing and		Humidity	5 to 85% R.H.
condensing at low
		Air	86 to 106 kPa
temperature)
		pressure
Unit weight			Approx. 12 g .42 oz

TYPICAL

APPLICATIONS

•Audio visual equipment

•Flat TVs and audio equipment, etc.

•Office equipment

•Home appliances

ORDERING INFORMATION

	Ex. LKT	1a		F	12V
Contact arrangement			Protective construction			Coil voltage(DC)
1a: 1 Form A			F: Flux-resistant type			5, 9, 12, 24V

UL/C-UL, TÜV, SEMKO, TV-8 approved type is standard. Notes: 1. Standard packing Carton: 100 pcs. Case: 500 pcs.

2. 3 V, 6 V, and 18 V DC types are also available. Please consult us for details.

ds_61113_0004_en_lkt: 091008J 1