VDE 1 Form A Slim Power Relay LD LD-RELAYS FEATURES 20.3 .799 7.0 .276 15.0 .591 mm inch 1. Slim type: Width 7 mm .276 inch. 20.3(L)x7.0(W)x15.0(H) mm .799(L)x.276(W)x.591(H) inch 2. Perfect for small load switching of home appliances 105 switching operations possible with a 3A 250V AC resistive load. 3. Low operating power Compact size, nominal operating power as low as 200mW. 4. High shock resistance The relay withstands a functional shock resistance of 300m/s2 [approx. 30 G more] 5. High insulation resistance * Creepage distance and clearances between contact and coil: Min. 6 mm .236 inch(In compliance with IEC65) * Surge withstand voltage between contact and coil: 10,000 V or more. 6. UL/CSA, VDE, TUV approved. SPECIFICATIONS Contact Characteristics Arrangement Initial contact resistance, max. (By voltage drop 6 V DC 1 A) Contact material Nominal switching capacity Rating (resistive load) Max. switching power Max. switching voltage Max. switching current Mechanical (at 180 cpm) Expected life 3A 125V AC, Electrical (min.operations) (at 20 cpm) 3A 30V DC (at rated load) 3A 250V AC 1 Form A Max. 100 m Silver alloy 3 A 277 V AC, 3 A 30V DC 831 V A (AC), 90W (DC) 277 V AC, 30 V DC 3A 5x106 2x105 20 cpm (at rated load) Min. 1,000 M (at 500 V DC) Operate time*4 (at nominal voltage) Release time (with diode)*4 (at nominal voltage) Max. 10ms (at 20C 68F) Temperature rise (at 70C) 105 Coil Nominal operating power Max. operating speed Initial insulation resistance*1 Between open Initial*2 contacts breakdown Between contact and voltage coil Initial surge voltage between contact and coil*3 Shock resistance 200 mW Remarks * Air conditioner * Refrigerator * Hot water units * Microwave ovens * Fan heaters Min. 10,000 V Max. 10ms (at 20C 68F) Max. 45C with nominal coil voltage and at 3 A contact carrying current (resistance method) Min. 300 m/s2{approx. 30 G} Min. 1,000 m/s2{approx. 100 G} Ambient temp. Humidity 5 to 85% R.H. Vibration resistance Destructive Conditions for operation, transport and storage*8 (Not freezing and condensing at low temperature) Unit weight 4,000 Vrms for 1 min. 10 to 55Hz at double amplitude of 1.5mm 10 to 55Hz at double amplitude of 1.5mm -40C to +70C -40F to +158F Functional*7 * 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 1.2x50ms 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 24). TYPICAL APPLICATIONS Functional*5 Destructive*6 750 Vrms for 1 min. Approx. 4 g .141 oz ORDERING INFORMATION Ex. A LD 1 12 Product name Contact arrangement Coil voltage(V DC) LD 1: 1 Form A 4H: 4.5, 09: 9, 24: 24 05: 5, 12: 12 06: 6, 18: 18 UL/CSA, TUV approved type is standard. Note: Standard packing: Carton: 50pcs, Case: 1,000pcs 47 LD TYPES AND COIL DATA (at 20C 68F) Part No. Nominal voltage, V DC Pick-up voltage, V DC (max.) (Initial) Drop-out voltage, V DC (min.) (Initial) Coil resistance, (10%) ALD14H ALD105 ALD106 ALD109 ALD112 ALD118 ALD124 4.5 5 6 9 12 18 24 3.38 3.75 4.5 6.75 9 13.5 18 0.22 0.25 0.3 0.45 0.6 0.9 1.2 101 125 180 405 720 1,620 2,880 Nominal operating currrent, mA (10%) 44.6 40.0 33.3 22.2 16.7 11.1 8.3 Nominal operating power, mW 200 200 200 200 200 200 200 Maximum allowable voltage, V DC (at 20C 68F) 5.85 6.5 7.8 11.7 15.6 23.4 31.2 DIMENSIONS mm inch PC board pattern (Bottom view) Max. 7.2 .284 Max. 20.5 .807 (1.05) (.041) 3.4 0.4 .134 .016 0.2 .008 11.5 .453 7.0 .276 (1.15) (.045) Max. 15.3 .602 0.4 dia 016 dia 1.05 .041 11.5 .453 4-1.1 dia 4-.043 dia 4.7 .185 0.2 .008 Tolerance: 0.1.004 0.8 .031 4.7 .185 7.0 .276 Schematic (Bottom view) 1.15 .045 COM NO COIL 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 2. Life curve 3. Coil temperature rise Sample: ALD112, 6 pcs. Point measured: inside the coil Contact current: 0 A, 3 A 100 70 50 60 0A 3A AC resistive load DC resistive load 1.0 125V AC resistive load 30 10 0.5 0.4 Temperature rise, C 2.0 Life, x104 Contact current, A 3.0 0.3 Room temperature 50 40 70C 30 20 0.2 10 0 20 30 50 100 0 200 300 1 2 0 3 0 100 Contact current, A Contact voltage, V 125 150 Coil applied voltage, %V 4-(2). Release time (without diode) 4-(3). Release time (with diode) Sample: ALD112, 6 pcs. Sample: ALD112, 6 pcs. Sample: ALD112, 6 pcs. 10 10 8 8 8 6 4 Release time, ms 10 Release time, ms Operate time, ms 4-(1). Operate time 6 4 Max. 6 4 Min. Max. Min. 2 2 2 Max. Min. 0 80 100 120 140 Coil applied voltage, %V 48 0 80 100 120 140 Coil applied voltage, %V 0 80 100 120 140 Coil applied voltage, %V 175 LD 250V AC 12V DC 60Hz G NO COM Change of contact resistance 100 100 90 90 80 70 Pick-up voltage Max. 60 Min. 50 40 30 Drop-out voltage Contact resistance, m Sample: ALD112, 6 pcs. Operating speed: 20 cpm Ambient temperature: room temperature circuit: Change of pick-up and drop-out voltage Ratio against the rated voltage, %V 5-(1). Electrical life test (3 A 250 V AC, resistive load) Max. Min. 20 80 70 60 50 40 30 20 10 10 0 0 10 0 Max. Min. No. of operations, x104 30V DC G 12V DC NO COM Change of contact resistance 100 100 90 90 80 Pick-up voltage 70 Max. 60 Min. 50 40 Drop-out voltage 30 Max. Min. 20 80 70 60 50 40 30 Max. 20 Min. 10 10 0 Contact resistance, m Sample: ALD112, 6 pcs. Operating speed: 20 cpm Ambient temperature: room temperature circuit: Change of pick-up and drop-out voltage Ratio against the rated voltage, %V 5-(2). Electrical life test (3 A 30 V DC, resistive load) 10 0 No. of operations, x104 0 10 No. of operations, x104 20 0 0 10 20 No. of operations, x104 For Cautions for Use, see Relay Technical Information (Page 11 to 39). 49