CN-M (ACNM)
MIDDLE LOAD RELAY FOR SMART J/B
CN-M RELAYS (ACNM)
TYPICAL APPLICATIONS
Defogger, Seat heater, Head lamp, Fog lamp, Fan motor, etc.
New
FEATURES
1. Best space savings in its class. 2. Compact and high-capacity 30A load switching. 3. Full line up (High heat-resistant type and SMD type) 4. Terminals for PC board pattern designs are easily allocated.
Compliance with RoHS Directive
ORDERING INFORMATION
ACNM
CN-M relay Contact arrangement*1 1: 1 Form C 3: 1 Form A 5: 1 Form C high heat-resistant type 7: 1 Form A high heat-resistant type Pick-up voltage 1: Max. 7.2V DC Coil voltage (DC) 12: 12V Terminal shape Nil: PC board terminal SA: Surface-mount terminal Packing style*2 Nil: Tube packing X: Tape and reel packing (Reverse NO terminal direction in pull-out direction) Z: Tape and reel packing (Normal NO terminal direction in pull-out direction)
Notes: *1. Surface-mount terminal type is available in high heat-resistant type only. *2. Tube packing: PC board terminal type only Tape and reel packing: Surface-mount type only
TYPES
1. PC board terminal type
Contact arrangement 1 Form A 1 Form C Nominal coil voltage 12V DC Part No. Standard type ACNM3112 ACNM1112 High heat-resistant type ACNM7112 ACNM5112
Standard packing; Carton (tube): 50 pcs.; Case: 1,500 pcs.
2. Surface-mount terminal type
Contact arrangement 1 Form A 12V DC 1 Form C Nominal coil voltage Part No. High heat-resistant type ACNM7112SAX ACNM7112SAZ ACNM5112SAX ACNM5112SAZ
Standard packing; Carton (tape and reel): 200 pcs.; Case: 600 pcs. Notes: *1. Surface-mount terminal type is available in high heat-resistant type only. *2. An “X” at the end of the part number indicates, for tape and reel packing, reverse NO terminal direction in pull-out direction. A “Z” at the end of the part number indicates, for tape and reel packing, normal NO terminal direction in pull-out direction.
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New
CN-M (ACNM)
RATING
1. Coil data
Nominal coil voltage 12 V DC Pick-up voltage (at 20°C 68°F) Max. 7.2 V DC (Initial) Drop-out voltage (at 20°C 68°F) Min. 1.0 V DC (Initial) Nominal operating current [±10%] (at 20°C 68°F) 53.3 mA Coil resistance [±10%] (at 20°C 68°F) 225Ω Nominal operating power (at 20°C 68°F) 640 mW Usable voltage range 10 to 16 V DC
2. Specifications
Characteristics Contact Item Arrangement Contact resistance (Initial) Contact material Nominal switching capacity (resistive load) Specifications 1 Form A, 1 Form C Typical 5mΩ (By voltage drop 6 V DC 1 A) Ag alloy (Cadmium free) N.O.: 30A 14V DC, N.C.: 15A 14V DC N.O. 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 (High heat-resistant type) N.C. 25A/1 h, 30A/2 min. at 20°C 68°F 20A/1 h, 25A/2 min. at 85°C 185°F 15A/1 h, 20A/2 min. at 110°C 230°F (High heat-resistant type) 640 mW 1A 12V DC Min. 100 MΩ (at 500 V DC) 500 Vrms for 1 min. (Detection current: 10mA) 500 Vrms for 1 min. (Detection current: 10mA) Max. 10ms (at 20°C 68°F, excluding contact bounce time) (Initial) Max. 10ms (at 20°C 68°F, excluding contact bounce time) (Initial) (without diode) Min. 100 m/s2 {10G} (Half-wave pulse of sine wave: 11ms; detection time: 10µs) Min. 1,000 m/s2 {100G} (Half-wave pulse of sine wave: 6ms) 10 Hz to 100 Hz, Min. 44.1m/s2 {4.5G} (Detection time: 10µs) 10 Hz to 500 Hz, Min. 44.1m/s2 {4.5G} Time of vibration for each direction; X, Y direction: 2 hours, Z direction: 4 hours Min. 107 (at 120 cpm) Min. 105 (At nominal switching capacity, operating frequency: 1s ON, 2s OFF) Min. 2×105: at 80 A (inrush), 16 A (steady), 14 V DC (Operating frequency: 2s ON, 6s OFF) Min. 105: at 84 A (inrush), 12 A (steady), 14 V DC (Operating frequency: 1s ON, 14s OFF) Standard type; Ambient temp: –40°C to +85°C –40°F to +185°F, Humidity: 5 to 85% R.H. High heat-resistant type; Ambient temp: –40°C to +110°C –40°F to +230°F, Humidity: 2 to 85% R.H. (Not freezing and condensing at low temperature) Approx. 5.5 g .19 oz
Rating
Max. carrying current (at 14V DC)
Electrical characteristics
Mechanical characteristics
Nominal operating power Min. switching capacity (resistive load)* Insulation resistance (Initial) Between open contacts Breakdown voltage (Initial) Between contacts and coil Operate time (at nominal voltage) Release time (at nominal voltage) Functional Shock resistance Destructive Functional Vibration resistance Destructive Mechanical
Expected life
Electrical
Conditions Unit weight
Conditions for operation, transport and storage
Note: * 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
Sample: ACNM1112, 3pcs Measured portion: Inside the coil Contact carrying current: 10A, 20A, 30A Ambient temperature: 26°C 78.8°F
140 120 100 80 60 40 20 0 10 20A 10A 30A Temperature rise, °C
1-(2). Coil temperature rise
Sample: ACNM7112, 3pcs Measured portion: Inside the coil Contact carrying current: 10A, 20A Ambient temperature: 110°C 230°F
140 120 100 80 60 40 20 0 10 20A 10A
2. Ambient temperature and operating voltage range
20 Coil applied voltage, VDC
Temperature rise, °C
15
10
5
Pick-up voltage (cold start)
12
14
16
18
12
14
16
18
0 -40 -20
0
20
40
60
80 100 120
Coil applied voltage, V
Coil applied voltage, V
Ambient temperature, °C
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CN-M (ACNM)
3. Distribution of pick-up and drop-out voltage
Sample: ACNM1112, 20pcs.
20 Pick-up voltage Drop-out voltage 15 15
4. Distribution of operate and release time
Sample: ACNM1112, 20pcs.
20 Operate time Release time
Quantity, n
Quantity, n
10
10
5
5
0 0
1
2.0 3.0 4.0 5.0 6.0 7.0 8.0 Voltage, V
0 0
1
2.0 3.0 4.0 5.0 6.0 7.0 8.0 Time, ms
5-(1). Electrical life test (Resistive load)
Sample: ACNM1112, 3pcs. Load: Resistive load (NO side: 30A 14V DC) Operating frequency: (ON:OFF = 1s:1s) Ambient temperature: Room temperature
Change of pick-up and drop-out voltage
7 Pick-up and drop-out voltage, V 6 5 4 3 2 1 0 0 Max. x Min. Contact welding: 0 time Miscontact: 0 time Pick-up voltage Max. x Min.
Change of contact resistance
30 Contact resistance, mΩ 25 20 15 10 5 0 0 Max. x Min. 5 No. of operations, × 104 10
Circuit:
14V DC
Drop-out voltage
5 No. of operations, × 104
10
5-(2). Electrical life test (Motor load)
Sample: ACNM7112, 3pcs. Load: inrush: 80A/steady: 16A, radiator fan actual load (motor free) Switching frequency: (ON:OFF = 2s:6s) Ambient temperature: 110°C 230°F
Change of pick-up and drop-out voltage
7 Pick-up and drop-out voltage, V 6 5 4 3 2 1 0 0 Drop-out voltage Max. x Min. Contact welding: 0 time Miscontact: 0 time Pick-up voltage
Change of contact resistance
30 Contact resistance, mΩ Max. x Min. 25 20 15 10 5 0 0 Max. x Min. 10 No. of operations, × 104 20
Circuit:
14V DC
M
10 No. of operations, × 104
20
5-(3). Electrical life test (Lamp load)
Sample: ACNM3112, 3pcs. Load: inrush: 84A/steady: 12A Switching frequency: (ON:OFF = 1s:14s) Ambient temperature: Room temperature
Change of pick-up and drop-out voltage
7 Pick-up and drop-out voltage, V
Change of contact resistance
30 Contact resistance, mΩ Max. x Min. 25 20 15 10 5 0 0
6 5 4 3 2 1 0 0 Pick-up voltage
Circuit:
14V DC
60W
60W
Contact welding: 0 time Miscontact: 0 time Max. x Min.
Drop-out voltage
Max. x Min. 5 No. of operations, × 104 10
5 No. of operations, × 104
10
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CN-M (ACNM)
DIMENSIONS (Unit: mm inch) 1. PC board terminal type External dimensions
15.5 .610 11 .433
PC board pattern (Bottom view)
1 Form A
10.95 .431 4.65 .183
Schematic (Bottom view)
1 Form A
COM COIL NC
Max. 1.0 .039
14.4 .567 A 3.5 .138
8 .315
COM COIL NO
1.2 .047
1.2 .047
1.2 .047
Pre-soldering
5×1.5+0.1 dia. 0 5×.059+.004 dia. 0
1 Form C
8 0.4 .315 .016 10.95 .431 4.65 .183
1 Form C
COM COIL NC
2.95 .116
10.95 .431
4.65 .183
8 .315
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
6×1.5+0.1 dia. 0 6×.059+.004 dia. 0
COM
COIL
NO
* Dimensions (thickness and width) of terminal specified in this catalog is measured before pre-soldering. Intervals between terminals is measured at A surface level.
Tolerance: ±0.1 ±.004
2. Surface-mount terminal type External dimensions
15.5 .610 11 .433
Recommended mounting pad (Top view)
1 Form A
15.1 .594 5×1.7 5×.067 4.6 .181 11.2 .441 0.1 10.95 .431 4.65 .183
Schematic (Top view)
1 Form A
COM COIL NO
14.4 .567 Pre-soldering
1.2 .047
1.2 .047
1.2 .047
14.8 .583
COM
COIL
8 .315
1 Form C
6×1.7 6×.067 10.95 .431 4.65 .183
1 Form C
COM COIL NO
2.95 .116
10.95 .431
4.65 .183
4.6 .181
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
11.2 .441
COM COIL NC
Tolerance: ±0.1 ±.004
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CN-M (ACNM)
NOTES
1. Coil operating power Pure DC current should be applied to the coil. The wave form should be rectangular. If it includes ripple, the ripple factor should be less than 5%. However, check it with the actual circuit since the characteristics may be slightly different. 2. Coil applied voltage To ensure proper operation, the voltage applied to the coil should be the rated operating voltage of the coil. Also, be aware that the pick-up and drop-out voltages will fluctuate depending on the ambient temperature and operating conditions. 3. Cycle lifetime Check this with the real device as it is affected by coil driving circuit, load type, activation frequency, activation phase, ambient conditions and other factors. 4. Soldering When soldering the relays, ensure conformance with the conditions listed below. 1) Automatic soldering • Preheating: less than 100°C 212°F (solder target surface of PC board) for less than 120 sec • Soldering: less than 260°C 500°F (solder temperature) for less than 5 sec (soldering time) 2) Manual soldering • Soldering tip temperature: less than 280 to 300°C 536 to 572°F • Soldering iron: 30 to 60 W • Soldering time: less than 5 sec 5. Usage, transport and storage conditions 1) Ambient temperature, humidity, and atmospheric pressure during usage, transport, and storage of the relay: (1) Temperature: –40 to +85°C –40 to +185°F (Standard type) –40 to +110°C –40 to +230°F (High heat-resistant type) (2) Humidity: 2 to 85% RH (Avoid freezing and condensation.) (3) Atmospheric pressure: 86 to 106 kPa The humidity range varies with the temperature. Use within the range indicated in the graph below. (Temperature and humidity range for usage, transport, and storage)
Humidity, %RH
85 Tolerance range (Avoid freezing when used at temperatures lower than 0°C 32°F) 5 2 –40 –40 (Avoid condensation when used at temperatures higher than 0°C 32°F) 85 +185 110 +230
2) Condensation Condensation forms when there is a sudden change in temperature under high temperature and high humidity conditions. Condensation will cause deterioration of the relay insulation. 3) Freezing Condensation or other moisture may freeze on the relay when the temperatures is lower than 0°C 32°F. This causes problems such as sticking of movable parts or operational time lags. 4) Low temperature, low humidity environments The plastic becomes brittle if the relay is exposed to a low temperature, low humidity environment for long periods of time. 6. Others If the relay has been dropped, the appearance and characteristics should always be checked before use.
0 +32
Temperature, °C °F
Humidity, %RH
85 Tolerance range (Avoid freezing when used at temperatures lower than 0°C 32°F) 5 –40 –40 (Avoid condensation when used at temperatures higher than 0°C 32°F) 85 +185
0 +32
Temperature, °C °F
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