CN-H (ACNH3) HIGH LOAD RELAY CN-H RELAYS (ACNH) FOR SMART J/B FEATURES TYPICAL APPLICATIONS • Best space savings in its class Head lamp, Fog lamp, Fan motor, EPS, • Large capacity switching despite Defogger, Seat heater, etc. small size. Can replace micro ISO terminal type relays. • Terminals for PC board pattern designs are easily allocated. • Sealed type ORDERING INFORMATION ACNH Contact arrangement 3: 1 Form A Pick-up voltage 1: Max. 5.5V DC 2: Max. 6.5V DC Coil voltage (DC) 12: 12V TYPES Contact arrangement Nominal coil voltage Pick-up voltage (at 20C 68F) Part No. Max. 6.5 V DC (Initial) ACNH3212 1 Form A 12V DC Max. 5.5 V DC (Initial) ACNH3112 Standard packing; Carton (tube): 50 pcs.; Case: 1,000 pcs. RATING 1. Coil data Nominal operating Nominal operating Nominal coil Pick-up voltage Drop-out voltage Coil resistance current power Usable voltage range voltage (at 20C 68F) (at 20C 68F) [10%] (at 20C 68F) [10%] (at 20C 68F) (at 20C 68F) Max. 6.5 V DC Min. 1.0 V DC 37.5 mA 320¾ 450 mW (Initial) (Initial) 12 V DC 10 to 16 V DC Max. 5.5 V DC Min. 0.8 V DC 53.3 mA 225¾ 640 mW (Initial) (Initial) ds_61219_en_cnh: 010113J 1

CN-H (ACNH3) 2. Specifications Characteristics Item Specifications Arrangement 1 Form A Contact Contact resistance (Initial) Typ5m (By voltage drop 6 V DC 1 A) Contact material Ag alloy (Cadmium free) Nominal switching capacity (resistive load) 30A 14V DC <450mW> 35A/1 h, 45A/2 min. at 20C 68F 30A/1 h, 40A/2 min. at 85C 185F 25A/1 h, 35A/2 min. at 110C 230F Max. carrying current <640mW> Rating 30A/1 h, 40A/2 min. at 20C 68F 25A/1 h, 35A/2 min. at 85C 185F 20A/1 h, 30A/2 min. at 110C 230F Continuous carrying current 20A 14V DC (450mW) at 110C 230F, 15A 14V DC (640mW) at 110C 230F Nominal operating power 450 mW (for pick-up voltage max. 6.5 V DC), 640 mW (for pick-up voltage max. 5.5 V DC) Min. switching capacity (resistive load)*1 1A 14V DC Insulation resistance (Initial) Min. 100 M (at 500V DC, Measurement at same location as “Breakdown voltage” section.) Breakdown voltage Between open contacts 500 Vrms for 1 min. (Detection current: 10mA) Electrical (Initial) Between contacts and coil 500 Vrms for 1 min. (Detection current: 10mA) characteristics Operate time (at nominal voltage) Max. 10ms (at 20C 68F, excluding contact bounce time) (Initial) Release time (at nominal voltage) Max. 10ms (at 20C 68F) (Initial) (without protective element) Functional Min. 100 m/s2 {10G} (Half-wave pulse of sine wave: 11ms; detection time: 10s) Shock resistance Destructive Min. 1,000 m/s2 {100G} (Half-wave pulse of sine wave: 6ms) Mechanical characteristics Functional 10 Hz to 100 Hz, Min. 44.1m/s2 {4.5G} (Detection time: 10s) Vibration resistance 10 Hz to 500 Hz, Min. 44.1m/s2 {4.5G} Destructive Time of vibration for each direction; X, Y direction: 2 hours, Z direction: 4 hours Mechanical Min. 107 (at 120 cpm) <Resistive load> Min. 105 (at nominal switching capacity, operating frequency: 1s ON, 1s OFF) Expected life <Motor load> Electrical Min. 3105 (at inrush 84 A, steady 18 A, 14 V DC operating frequency: ON 2s, OFF 5s) <Lamp load> Min. 2105 (at inrush 84 A, steady 12 A, 14 V DC operating frequency: ON 1s, OFF 14s) Ambient temperature: –40C to +110C –40F to +230F Conditions Conditions for operation, transport and storage Humidity: 2% R.H. to 85% R.H. (Not freezing and condensing at low temperature) Mass Approx. 9 g .32 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. REFERENCE DATA 1-(1). Coil temperature rise 1-(2). Coil temperature rise 2. Ambient temperature and operating voltage Sample: ACNH3212, 3pcs Sample: ACNH3212, 3pcs range Measured portion: Inside the coil Measured portion: Inside the coil Contact carrying current: 10A, 20A, 30A Contact carrying current: 10A, 20A Ambient temperature: 25C 77F Ambient temperature: 110C 230F 120 120 20 Operating voltage range C °Temperature rise, C108640000 123000AAA °Temperature rise, C108640000 20A Coil applied voltage, VD 1150 P(ciockld- uspta vrot)ltage: ACNH3212 10A 5 Pick-up voltage: ACNH3112 20 20 (cold start) 0 0 0 10 12 14 16 18 10 12 14 16 18 -40 -20 0 20 40 60 80 100110120 Coil applied voltage, V Coil applied voltage, V Ambient temperature, °C 2 ds_61219_en_cnh: 010113J

CN-H (ACNH3) 3-(1). Distribution of pick-up and drop-out 3-(2). Distribution of pick-up and drop-out voltage voltage Sample: ACNH3212, 20pcs. Sample: ACNH3112, 20pcs. 20 20 Pick-up voltage Pick-up voltage Drop-out voltage Drop-out voltage 15 15 n n ntity, ntity, a a Qu 10 Qu 10 5 5 0 0 0 1.0 2.0 3.0 4.0 5.0 6.0 7.0 8.0 0 1.0 2.0 3.0 4.0 5.0 6.0 7.0 8.0 Voltage, V Voltage, V 4-(1). Distribution of operate and release time 4-(2). Distribution of operate and release time Sample: ACNH3212, 20pcs. Sample: ACNH3112, 20pcs. 20 20 Operate time Operate time Release time Release time 15 15 n n ntity, ntity, a a Qu 10 Qu 10 5 5 0 0 0 1.0 2.0 3.0 4.0 5.0 6.0 7.0 8.0 0 1.0 2.0 3.0 4.0 5.0 6.0 7.0 8.0 Time, ms Time, ms 5. Electrical life test (Resistive load) Sample: ACNH3212, 6pcs. Change of pick-up and drop-out voltage Change of contact resistance Load: Resistive load (NO side: 30A 14V DC) Operating frequency: ON 1s, OFF 1s 7 30 ACmircbuieint:t tem14pVe rDaCture: Room temperature Pick-up and drop-out voltage, V 65432 DPriocpk--Cuopuo tnv vtoaoMlctlatitas gwgceeoenldtiancgt:: 00 ttiimmee MxMMxMaiainnxx.... ΩContact resistance, m 22115050 Max. 1 5 x Min. 0 0 0 5 10 0 5 10 No. of operations, × 104 No. of operations, × 104 6-(1). Electrical life test (Motor load) Sample: ACNH3212, 3pcs. Change of pick-up and drop-out voltage Change of contact resistance Load: inrush: 84A/steady: 18A, radiator fan actual load (motor free) 7 30 OACmpirecbruiaeitnti:nt gte fmrepqeureantucrye:: O11N0 2Cs, 2O3F0FF 5s p-out voltage, V 65 Pick-Cupo nvtoaMlctaits gwceoenldtiancgt:: 00 ttiimmee MxMainx.. Ωstance, m 2250 14V DC M Pick-up and dro 432 Drop-out voltage MxMainx.. Contact resi 1150 Max. 1 5 x Min. 0 0 0 15 30 0 15 30 No. of operations, × 104 No. of operations, × 104 ds_61219_en_cnh: 010113J 3

CN-H (ACNH3) 6-(2). Electrical life test (Lamp load) Sample: ACNH3212, 6pcs. Change of pick-up and drop-out voltage Change of contact resistance Load: 60W2, inrush: 84A/steady: 12A Operating frequency: ON 1s, OFF 14s 7 30 ACmircbuieint:t t1e4mVp DeCrature: Room 6t0eWmperatur6e0W Pick-up and drop-out voltage, V 65432 DPriocpk--Cuopuo tnv vtoaoMlctlatitas gwgceeoenldtiancgt:: 00 ttiimmee MxMMxMaiainnxx.... ΩContact resistance, m 22115050 5 Max. 1 x Min. 0 0 0 10 20 0 10 20 No. of operations, × 104 No. of operations, × 104 DIMENSIONS (mm inch) Download CCAADD DDaattaa from our Web site. CAD Data External dimensions PC board pattern (Bottom view) 1.676.09 1.401.67 22××1.0.66+300+. 1 .0 0 0 d 4 i ad.i a(h. (ohleo)le) 22××1.0.66+300+. 1 .0 0 0 d 4 i ad.i a(h. (ohleo)le) 1.0.767+00+. 1 .0 0 0 d 4 i ad.i a(h. (ohleo)le) 3.0 6.4 5.6 .118 .252 .220 18.3 .720 5.5 14.95 .217 Max. 1.0 0.4 .589 Max. .039 .016 Tolerance: 0.1 .004 3.5 .138 A Schematic (Bottom view) 0.32 1.2 0.6 1.2 .013 .047 .024 .047 Pre-soldering 1.2 .047 COM NO Coil 3.0 6.4 5.6 .118 .252.220 COM Coil 0.3 Dimension: General tolerance .012 5.5 1.1 Max. 1mm .039 inch: 0.1 .004 14.95 .217 .043 .589 1 to 3mm .039 to .118 inch:0.2 .008 Min. 3mm .118 inch: 0.3 .012 *Dimensions (thickness and width) of terminal is measured before pre-soldering. Intervals between terminals is measured at A surface level. NOTES Usage, transport and storage The humidity range varies with the conditions temperature. Use within the range 1) Ambient temperature, humidity, and indicated in the graph below. atmospheric pressure during usage, (Temperature and humidity range for transport, and storage of the relay: usage, transport, and storage) (1) Temperature: Humidity, %RH –40 to +110C –40 to +230F (2) Humidity: 2 to 85% RH 85 (Avoid freezing and condensation.) Tolerance range (3) Atmospheric pressure: 86 to 106 kPa (Avoid freezing (Avoid when used at condensation temperatures when used at lower than temperatures 0°C32°F) 52 h0i°gChe3r2 t°hFa)n –40 0 85 110 –40 +32 +185 +230 Temperature, °C°F For Cautions for Use, see Relay Technical Information. 4 ds_61219_en_cnh: 010113J