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| VDE LA 2 Form A slim power relay LA RELAYS tween contact and coil: Min. 6 mm .236 inch(In compliance with IEC65) * Surge withstand voltage between contact and coil: 10,000 V or more. 4. High noise immunity realized by the card separation structure between contact and coil 5. Conforms to the various safety standards * UL/CSA, VDE, TUV, SEMKO, SEV approved FEATURES 24.0 .945 12.0 .472 25.0 .984 mm inch 1. 2 Form A slim type 24(L) x 12(W) x 25(H) mm .945(L)x.472(W)x.984(H) inch 2. 3A type and 5A TV type 3A type: Contact reliability and break performance best suited for protecting and switching speakers. 5A TV type: Tough against inrush current and optimal for turning on and off the power supply. Rated TV-4 (UL/CSA). 3. High insulation resistance * Creepage distance and clearances be- SPECIFICATIONS Contact Type Arrangement Initial contact resistance, max. (By voltage drop 6 V DC 1 A) Contact material 3A rated 5A TV rated 2 Form A Max. 50 m Gold-clad silver alloy Max. 100 m Silver alloy Characteristics Type Max. operating speed Initial insulation resistance*1 Between contact sets Initial *2 Between open contacts breakdown Between contact and voltage coil Surge voltage between contact and coil*3 Operate time*4 (at nominal voltage) Release time (with diode)*4 (at nominal voltage) 3A rated 5A TV rated 20 cpm Min. 1,000 M (at 500 V DC) 1,000 Vrms for 1 min. 1,000 Vrms for 1 min. 4,000 Vrms for 1 min. Min. 10,000 V Max. 15ms (at 20C 68F) Max. 15ms (at 20C 68F) Max. 45C with nominal coil voltage and at 3 A contact carrying current Max. 45C with nominal coil voltage and at 5 A contact carrying current Rating (resistive load) Expected life (min. operations) Nominal switching 3 A 125 V AC 5 A 277 V AC capacity Max. switching power 625 VA 1,385 V A Max. switching voltage 125 V AC 277 V AC Max. switching current 5 A (AC) Mechanical (at 180 cpm) 106 Electrical (at 20 cpm) 5 x 104 (at rated load) (ON: OFF=1.5s: 1.5s) Coil Nominal operating power Remarks * Specifications will vary with foreign standards certification ratings. *1 Measurement at same location as "Initial breakdown voltage" section. *2 Detection current: 10mA *3 Wave is standard shock voltage of 1.2 x 50ms according to JEC-212-1981 *4 Excluding contact bounce time. *5 Half-wave pulse of sine wave: 11 ms; detection time: 10 s *6 Half-wave pulse of sine wave: 6 ms *7 Detection time: 10 s *8 Refer to 5. Conditions for operation, transport and storage mentioned in AMBIENT ENVIRONMENT (Page 61). Temperature rise (at 70C) 530 mW Shock resistance Functional*5 Destructive*6 Functional*7 Vibration resistance Destructive Conditions for operation, transport and storage*8 (Not freezing and condensing at low temperature) Unit weight Ambient temp. Humidity Air pressure Min. 200 m/s2{approx. 20 G} Min. 1,000 m/s2{approx. 100 G} 10 to 55Hz at double amplitude of 1.5mm 10 to 55Hz at double amplitude of 1.5mm -40C to +70C -40F to +158F 5 to 85% R.H. 86 to 106 kPa Approx. 13 g .46 oz ORDERING INFORMATION Ex. A LA 2 P F 12 Product name Contact arrangement Contact capacity Protective construction Coil voltage(V DC) LA 2: 2 Form A Nil: 3A P: 5A TV-4 F: Flux-resistant type 12, 24 UL/CSA, VDE, TUV, SEMKO, TV-4 approved type is standard. Notes: 1. Standard packing Carton: 100 pcs. Case: 500 pcs. 2. 4.5V, 5V, 9V and 18V DC types are also available. Please consult us for details. 275 LA TYPES AND COIL DATA (at 20C 68F) Part No. 3 A type ALA2F12 ALA2F24 5A TV type ALA2PF12 ALA2PF24 Nominal voltage, V DC 12 24 Pick-up voltage, V DC (max.) (Initial) 9 (Initial) 18 Drop-out voltage, V DC (min.) (Initial) 0.6 (Initial) 1.2 Coil resistance, (10%) 272 1,087 Nominal operating current, mA (10%) 44.2 22.1 Nominal operating power, mW 530 530 Maximum allowable voltage, V DC 15.6 31.2 mm inch PC board pattern (Bottom view) 2-0.9 dia 2-.035 dia 15.0 .591 5.0 .197 4-1.3 dia 4-.051 dia DIMENSIONS Max. 25.0 .984 0.5 .020 4 .157 0.4 .016 1.0 .039 7.5 .295 1.0 .039 7.5 .295 Tolerance : 0.1 .004 Schematic (Bottom view) 0.5 0.3 .020 .012 1.65 .065 Max. 24 5.0 .945 .197 15.0 .591 Max. 12 .472 Dimension: Max. 1mm .039 inch: 1 to 3mm .039 to .118 inch: Min. 3mm .118 inch: General tolerance 0.1 .004 0.2 .008 0.3 .012 REFERENCE DATA 1. Max. switching power (AC resistive load) 2-(1). Life curve (250 V AC resistive load) 2-(2). Life curve (125 V AC resistive load) 10 100 100 Contact current, A ALA2PF12 Life, x104 Life, x104 5 250V AC resistive load 125V AC resistive load 3 ALA2F12 10 10 0 100 300 Contact voltage, V 1 0 1 2 3 4 5 1 0 1 2 3 Contact current, A Contact current, A 3-(1). Coil temperature rise Sample: ALA2F12, 6 pcs. Measured portion: coil inside Contact current: 0 A, 3A 50 45 Temperature rise, C 40 35 30 25 20 15 10 5 0 0 80 100 120 20C 3A 20C 0A 3-(2). Coil temperature rise Sample: ALA2PF12, 6 pcs. Measured portion: coil inside Contact current: 0 A, 5A 50 45 Temperature rise, C 40 35 30 25 20 15 10 5 0 0 80 100 120 Coil applied voltage, %V 20C 5A 20C 0A 70C 5A 70C 0A 4. Ambient temperature characteristics and coil applied voltage Contact current: ALA2F=3A ALA2PF=5A 200 Coil applied voltage, %V Allowable ambient temperatures against % coil voltages (max. inside the coil temperature set as 115C 239F) 70C 3A 70C 0A 150 100 50 0 0 20 Coil applied voltage, %V 40 60 Ambient temperature, C 80 276 LA 5-(1). Electrical life test (3 A 125 V AC, resistive load) Sample: ALA2F12, 6 pcs. Operation frequency: 20 times/min. (ON/OFF = 1.5s: 1.5s) Ambient temperature: 20C 68F Change of pick-up and drop-out voltage Pick-up and drop-out voltage, %V 100 Change of contact resistance 50 Contact resistance, m 80 Pick-up voltage 60 Max. x Min. 40 Circuit: Contact welding detection and Miscontacting detection circuit 30 Max. x Min. 40 Drop-out voltage 20 20 12V DC 125V AC NO NO COM COM Max. x Min. 5 10 G 0 0 2.5 No. of operations, x104 0 0 2.5 No. of operations, x104 5 5-(2). Electrical life test (5 A 250 V AC, resistive load) Sample: ALA2PF12, 6 pcs. Operation frequency: 20 times/min. (ON/OFF = 1.5s: 1.5s) Ambient temperature: 20C 68F Change of pick-up and drop-out voltage 100 Pick-up and drop-out voltage, %V Change of contact resistance 50 Contact resistance, m 80 Pick-up voltage 60 Max. x Min. Drop-out voltage 20 Max. x Min. 2.5 No. of operations, x104 5 40 Max. 30 x Min. 20 Circuit: Contact welding detection and Miscontacting detection circuit 40 12V DC 250V AC NO NO COM COM 10 G 0 0 0 0 2.5 No. of operations, x104 5 5-(3). Electrical life test (UL lamp load test TV-4) Tested sample: ALA2PF12, 6 pcs. * Overload test Load: 6.0 A 120 V AC (60 Hz), Inrush: 91 A Operation frequency: 10 times/min (ON: OFF = 1 s: 5 s) No. of operations: 50 ope. * Endurance test Load: 4A 120 V AC (60 Hz), Inrush: 65 A Operation frequency: 10 times/min (ON: OFF = 1 s: 5 s) No. of operations: 25,000 ope. Change of pick-up and drop-out voltage Pick-up and drop-out voltage, %V 100 Change of contact resistance 50 Contact resistance, m 80 Pick-up voltage 60 Max. x Min. 40 30 40 Drop-out voltage 20 Max. x Min. 20 Max. 10 x Min. 0 0 No. of operations, x104 2.5 0 0 No. of operations, x104 2.5 For Cautions for Use, see Relay Technical Information (Page 48 to 76). 9/1/2000 All Rights Reserved, (c) Copyright Matsushita Electric Works, 277 Ltd. Go To Online Catalog |
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