Automation Controls Catalog VDE TV-8 rated. 1a 5A power relays RoHS compliant LK-T RELAYS FEATURES TYPICAL APPLICATIONS 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 IEC60065) 2) Surge withstand voltage between contact and coil: 10,000 V or more 3. Conforms to the various safety standards UL/C-UL, TÜV, and SEMKO approved • Audio visual equipment • Flat TVs and audio equipment, etc. • Office equipment • Home appliances ORDERING INFORMATION LKT 1a F LK-T relay Contact arrangement 1a: 1 Form A Protective construction F: Flux-resistant type Nominal coil voltage (DC) 5V, 9V, 12V, 24V Notes: Certified by UL/C-UL, TÜV and SEMKO VDE approved type is available. Please consult us for details. TYPES Contact arrangement 1 Form A Nominal coil voltage 5V DC 9V DC 12V DC 24V DC Part No. LKT1aF-5V LKT1aF-9V LKT1aF-12V LKT1aF-24V Standard packing Carton: 100 pcs. Case: 500 pcs. Note: 3 V, 6 V and 18 V DC types are also available. Please consult us for details. RATING 1. Coil data Nominal coil voltage Pick-up voltage (at 20°C 68°F) Drop-out voltage (at 20°C 68°F) 5V DC 9V DC 12V DC 24V DC 70%V or less of nominal voltage (Initial) 10%V or more of nominal voltage (Initial) 2013.04 industrial.panasonic.com/ac/e/ Nominal operating current [±10%] (at 20°C 68°F) 50mA 27.8mA 20.8mA 10.4mA –1– Coil resistance [±10%] (at 20°C 68°F) 100Ω 324Ω 576Ω 2,304Ω Nominal operating power Max. applied voltage (at 20°C 68°F) 250mW 6.5V DC 11.7V DC 15.6V DC 31.2V DC © Panasonic Corporation 2013 ASCTB201E 201304-T LK-T 2. Specifications Characteristics Contact Rating Item Arrangement Contact resistance (Initial) Contact material Nominal switching capacity (resistive load) Max. switching power (resistive load) Max. switching voltage Max. switching current Min. switching capacity (reference value)*1 Insulation resistance (Initial) Breakdown voltage (Initial) Specifications 1 Form A Max. 100 mΩ (By voltage drop 6 V DC 1A) AgSnO2 type 5A 277V AC 1,385VA 277V AC 8A (AC) 100mA, 5V DC Min. 1,000MΩ (at 500V DC) Measurement at same location as “Breakdown voltage” section. Between open contacts Between contact and coil 1,000 Vrms for 1 min. (Detection current: 10 mA) 4,000 Vrms for 1 min. (Detection current: 10 mA) Max. 35°C 95°F (By resistive method, nominal coil voltage applied to the coil; contact carrying current: 8A, at 70°C 158°F) Temperature rise (coil) Electrical characteristics Surge breakdown voltage*2 (Between contact and coil) (Initial) Operate time (at nominal voltage) (at 20°C 68°F) (Initial) Release time (at nominal voltage) (at 20°C 68°F) (Initial) Functional Destructive Functional Vibration resistance Destructive Mechanical (at 180 times/min.) Electrical (at 20 times/min.) Shock resistance Mechanical characteristics Expected life Conditions Conditions for operation, transport and storage*3 Max. operating speed Unit weight 10,000 V Max. 15 ms (excluding contact bounce time.) Max. 5 ms (excluding contact bounce time) (Without diode) 200 m/s2 (Half-wave pulse of sine wave: 11 ms; detection time: 10µs.) 1,000 m/s2 (Half-wave pulse of sine wave: 6 ms.) 10 to 55 Hz at double amplitude of 1.5 mm (Detection time: 10µs.) 10 to 55 Hz at double amplitude of 1.5 mm Min. 106 Min. 105 (ON: 1.5s, OFF: 1.5s, at nominal switching capacity) Ambient temperature: –40°C to +70°C –40°F to +158°F, Humidity: 5 to 85% R.H. (Not freezing and condensing at low temperature), Air pressure: 86 to 106kPa 20 times/min. (at nominal switching capacity) Approx. 12 g .42 oz Notes: *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. *2. Wave is standard shock voltage of ±1.2×50µs according to JEC-212-1981 *3. The upper limit of the ambient temperature is the maximum temperature that can satisfy the coil temperature rise value. Refer to Usage, transport and storage conditions in NOTES. REFERENCE DATA 1. Max. switching power (AC resistive load) 2. Coil temperature rise 3. Ambient temperature characteristics and coil applied voltage Sample: LKT1aF-12V, 6 pcs. Point measured: coil inside Contact current: 0 A, 8A 100 30 300 Allowable ambient temperatures against % coil voltages (max. inside the coil temperature set as 115°C 239°F) 10 5 1 25 70°C 8A 70°C 0A 20 15 10 Coil applied voltage, %V Temperature rise, °C Contact current, A 20°C 8A 20°C 0A 200 Carrying current: 8A Pick-up voltage (hot start) 100 Pick-up voltage (cold start) 5 0 10 100 Contact voltage, V 0 0 80 100 Panasonic Corporation Automation Controls Buisiness Division industrial.panasonic.com/ac/e/ 120 Coil applied voltage, %V –2– 0 0 20 40 60 80 100 Ambient temperature, °C © Panasonic Corporation 2013 120 ASCTB201E 201304-T LK-T 4-(1). Electrical life test (5 A 277 V AC, resistive load) Change of pick-up and drop-out voltage Sample: LKT1aF-12V, 6 pcs. Operation frequency: 20 times/min. (ON/OFF = 1.5s: 1.5s) Ambient temperature: 20°C 68°F Contact welding detection and Miscontacting detection circuit 45 10 Pick-up voltage Max. x 8 Min. 6 4 Drop-out voltage 0 0 5 4-(2). Electrical life test (UL508 TV-8 rating test) Pick-up and drop-out voltage, V Max. 20 15 x Min. 5 10 No. of operations, ×104 Change of contact resistance 50 45 10 8 Pick-up voltage Max. x Min. 6 4 Drop-out voltage Max. x Min. 2 0 0 25 No. of operations, ×10 The CAD data of the products with a 40 35 30 25 20 15 Max. x Min. 10 5 0 0 25 No. of operations, ×103 3 CAD Data External dimensions CAD Data 25 0 0 12 DIMENSIONS (mm inch) 30 4 Change of pick-up and drop-out voltage Sample: LKT1aF-12V, 6 pcs. • Overload test Load: 12 A 120 V AC (60 Hz), Inductive load (cosφ = 0.75) Operation frequency: 6 times/min (ON : OFF = 1 s : 9 s) No. of operations: 50 ope. • Endurance test Load: 8A 120 V AC (960 W lamp load), (Inrush: 118 A) Operation frequency: 1 times/min (ON: OFF = 1 s: 59 s) No. of operations: 25,000 ope. 35 5 10 No. of operations, ×10 40 10 Max. x Min. 2 Contact resistance, mΩ 12V DC 50 Contact resistance, mΩ Pick-up and drop-out voltage, V Circuit: 277V AC Change of contact resistance 12 mark can be downloaded from: http://industrial.panasonic.com/ac/e/ PC board pattern (Bottom view) 2-0.9 dia. 2-.035 dia. 16.5 .650 7.5 .295 Max. 25.0 .984 0.5 .020 0.5 dia. .020 dia. 1.65 .065 Max. 24.0 .945 16.5 .650 20.0 .787 Tolerance: ±0.1 ±.004 4 .157 0.3 .012 2-1.3 dia. 2-.051 dia. Schematic (Bottom view) 0.4 .016 Max. 11.0 .433 1.0 .039 7.5 .295 20.0 .787 Dimension: Less than 1mm .039inch: Min. 1mm .039inch less than 3mm .118 inch: Min. 3mm .118 inch: General tolerance ±0.1 ±.004 ±0.2 ±.008 ±0.3 ±.012 SAFETY STANDARDS UL/C-UL (Recognized) File No. Contact rating E43149 5A 277V AC (C-UL) 5A 30V DC 8A 277V AC 10A 277V AC File No. 40014390 VDE (Certified) Contact rating 8A 250V AC (cosφ =1.0) TV rating (UL/C-UL) File No. Rating UL TV-8 E43149 TÜV (Certified) File No. Rating B 11 03 8A 250V AC (cosφ =1.0) 13461 284 SEMKO (Certified) File No. Contact rating 807779 3/100A 250V AC 5/40A 250V AC * CSA standard: Certified by C-UL Panasonic Corporation Automation Controls Buisiness Division industrial.panasonic.com/ac/e/ –3– © Panasonic Corporation 2013 ASCTB201E 201304-T