CM AUTOMOTIVE MICRO-ISO RELAY CM RELAYS FEATURES Plug-in type PC board type RoHS compliant * Micro-ISO type terminals * Small size: 20 mm(L)x15 mm(W)x22 mm(H) .787 inch(L)x.591 inch(L)x.866 inch(H) * Wide line-up PC board and Plug-in type, Resistor inside type. 24V DC type is also available. * Compact and high-capacity 35A load switching N.O.: 35A 14V DC, N.C.: 20A 14V DC (Sealed type) Min. 5 x 104 N.O.: 35A 14V DC, N.C.: 20A 14V DC (Flux-resistant type) Min. 105 *12V DC type * Uses international standard ISO terminal arrangement. The ISO international standard terminal arrangement is used. TYPICAL APPLICATIONS * Fan motor * Heater * Head lump * Air Compressor * EPS * ABS * Blower fan * Defogger, etc. ORDERING INFORMATION CM Contact arrangement 1a: 1 Form A 1: 1 Form C Protective construction Nil: Sealed type F: Flux-resistant type Protective element Nil: None (Standard type) R: With resistor inside Mounting classification Nil: Plug-in type P: PC board type Coil voltage (DC) 12 V, 24 V TYPES Standard type Contact arrangement 1 Form A 1 Form C Coil voltage 12 V DC 24 V DC 12 V DC 24 V DC Sealed type Part No. CM1a-12V CM1a-24V CM1-12V CM1-24V Plug-in type Flux-resistant type Part No. CM1aF-12V CM1aF-24V CM1F-12V CM1F-24V Sealed type Part No. -- CM1a-P-24V -- CM1-P-24V PC board type Flux-resistant type Part No. -- CM1aF-P-24V -- CM1F-P-24V Standard packing; Carton: 50 pcs.; Case: 200 pcs. Note: Please use "CM-R--" built-in resistor type. (Asterisks " " should be filled in from ORDERING INFORMATION.) ASCTB222E 201203-T1 Panasonic Corporation Automation Controls Business Unit industrial.panasonic.com/ac/e/ CM RATING 1. Coil data Nominal coil voltage Pick-up voltage (at 20C 68F) Drop-out voltage (at 20C 68F) Nominal operating current [10%] (at 20C 68F) Coil resistance [10%] (at 20C 68F) Nominal operating power Usable voltage range 12 V DC 24 V DC 3 to 7 V DC 6 to 14 V DC 1.2 to 4.2 V DC 2.4 to 8.4 V DC 125 mA 75 mA 96 320 1.5 W 1.8 W 10 to 16V DC 20 to 32V DC 2. Specifications Characteristics Specifications Item 12 V DC Arrangement Contact resistance (Initial) Contact 1 Form A N.O.: Max. 0.5 V (By voltage drop 14 V DC 35 A) N.O.: Max. 0.5 V (By voltage drop 14 V DC 35 A) N.C.: Max. 0.3 V (By voltage drop 14 V DC 20 A) Nominal switching capacity (resistive load) N.O.: 35 A 14V DC N.O.: 35 A 14V DC N.C.: 20 A 14V DC N.O.: 15 A 28V DC Max. carrying current (at 85C 185F, continuous) N.O.: 20 A 14V DC N.O.: 20 A 14V DC N.C.: 10 A 14V DC N.O.: 15 A 28V DC Contact voltage drop (after electrical life test) Contact material Rating Mechanical characteristics 1 Form C N.O.: Max. 0.3 V (By voltage drop 28 V DC 15 A) N.C.: Max. 0.2 V (By voltage drop 28 V DC 8 A) N.O.: Max. 0.3 V (By voltage drop 28 V DC 15 A) Ag alloy (Cadmium free) N.O.: 15 A 28V DC N.C.: 8 A 28V DC N.O.: 15 A 28V DC N.C.: 8 A 28V DC 1.5 W, 1.7 W (with resistor inside type) 1.8 W, 2.0 W (with resistor inside type) 1 A 12V DC 1 A 24V DC Min. 20 M (at 500V DC, Measurement at same location as "Breakdown voltage" section.) Nominal operating power Min. switching capacity (resistive load)*1 Insulation resistance (Initial) Electrical characteristics 24 V DC 1 Form C 1 Form A Typ 2m (By voltage drop 6V DC 1A) Between open contacts Between contacts and coil Operate time (at nominal voltage) (at 20C 68F) Release time (at nominal voltage) (at 20C 68F) Functional Shock resistance Destructive Functional Vibration resistance Destructive 500 Vrms for 1 min. (Detection current: 10mA) 500 Vrms for 1 min. (Detection current: 10mA) Breakdown voltage (Initial) Expected life Mechanical (at 120 cpm) Electrical (operating frequency: 2s ON, 2s OFF) Conditions Conditions for operation, transport and storage*2 Max. 10ms (excluding contact bounce time) (Initial) Max. 10ms (excluding contact bounce time) (Initial) Min. 200 m/s2 {20G} (Half-wave pulse of sine wave: 11ms; detection time: 10s) Min. 1,000 m/s2 {100G} (Half-wave pulse of sine wave: 6ms) 10 Hz to 500 Hz, Min. 44.1 m/s2 {4.5G} 10 Hz to 2,000 Hz, Min. 44.1 m/s2 {4.5G}, Time of vibration for each direction; X, Y, Z direction: 4 hours Min. 106 Flux-resistant type: Min. 105, Sealed type: Min. 5 x 104 Ambient temperature: -40C to +85C -40F to +185F*3, Humidity: 5% R.H. to 85% R.H. (Not freezing and condensing at low temperature), Air pressure: 86 to 106 kPa Approx. 20 g .71 oz Mass 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. The upper operation ambient temperature limit is the maximum temperature that can satisfy the coil temperature rise value. Please refer to "Usage ambient condition" in CAUTIONS FOR USE OF AUTOMOTIVE RELAYS. *3. Please inquire if you will be using the relay in a high temperature atmosphere. REFERENCE DATA 1-(1). Coil temperature rise (12V type) 1-(2). Coil temperature rise (24V type) Sample: CM1F-12V, 3 pcs. Measured portion: Inside the coil Contact carrying current: 20A, 35A Ambient temperature: 85C 185F Sample: CM1F-24V, 4 pcs. Measured portion: Inside the coil Contact carrying current: 0A, 15A Ambient temperature: 85C 185F 80 20A 60 40 20 0 Temperature rise, C Temperature rise, C 35A 100 100 80 15A 0A 60 40 14 16 Coil applied voltage, V Panasonic Corporation 0 24V type 12V type 50 40 30 20 10 20 12 (N.O. side Room temperature) 60 120 Switching voltage, VDC 120 2. Max. switching capability (Resistive load, initial) 24 28 32 Coil applied voltage, V Automation Controls Business Unit 0 0 10 industrial.panasonic.com/ac/e/ 20 30 40 50 Switching current, A ASCTB222E 201203-T1 CM 20 Operation range 15 10 5 0 -40 -20 70 80 Pick-up voltage upper limit 70 60 50 40 20 20 Drop-out voltage lower limit 10 0 20 40 60 Ambient temperature, C Voltage, V 7. Distribution of release time Sample: CM1F-12V, 30pcs. * Max. 10ms standard (excluding contact bounce) 40 40 35 35 30 30 Quantity, n Quantity, n 0 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0 6.5 7.0 80 100 Sample: CM1F-12V, 30pcs. * Max. 10ms standard (excluding contact bounce) 20 40 30 6. Distribution of operate time 25 50 30 0 -40 -20 20 40 60 8085 100 120 Ambient temperature, C Pick-up voltage Drop-out voltage 60 10 Pick-up voltage (Cold start) 0 Sample: CM1F-12V, 100pcs. Quantity, n 25 5. Distribution of pick-up and drop-out voltage 25 20 15 15 10 10 5 5 0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 5 5.5 6 6.5 7 0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 5 5.5 6 6.5 7 Time, ms Time, ms Change of pick-up and drop-out voltage Sample: CM1aF-R-12V, 6pcs. Load: 16 A 13.5 V DC Cooling fan motor actual load (free condition) Operating frequency: ON 2s, OFF 6s Ambient temperature: Room temperature Circuit M M 13.5V Pick-up and drop-out voltage, V 8-(1). Electrical life test (Motor free) Change of contact resistance 10 10 9 9 8 7 6 Pick-up voltage Max. Min. 5 4 Drop-out voltage 3 Max. Min. 2 Cooling fan motor 8 7 6 5 4 3 Max. X Min. 2 1 1 0 Contact resistance, m Coil applied voltage, VDC 30 4. Ambient temperature characteristics (Cold/initial) Ratio against the rated voltage, % 3. Ambient temperature and operating voltage range (12V type) 0 10 20 No. of operations, x 10 35 4 0 0 10 20 No. of operations, x 104 Load current waveform Inrush current: 85A, Steady current: 18A, 20A 500ms ASCTB222E 201203-T1 Panasonic Corporation Automation Controls Business Unit industrial.panasonic.com/ac/e/ 35 CM Change of pick-up and drop-out voltage Pick-up and drop-out voltage, V Sample: CM1aF-R-12V, 6pcs. Load: 20A 13.5V DC Operating frequency: ON 1s, OFF 14s Ambient temperature: Room temperature Change of contact resistance 10 10 9 9 8 7 6 Pick-up voltage Max. 5 Min. 4 Drop-out voltage 3 2 Max. Min. 8 7 6 5 4 1 0 10 The CAD data of the products with a CAD Data X Min. 2 1 5 Max. 3 00 0 5 10 No. of operations, x 104 No. of operations, x 104 DIMENSIONS (mm inch) Contact resistance, m 8-(2). Electrical life test (Halogen lamp load) mark can be downloaded from: http://industrial.panasonic.com/ac/e/ 1. Micro-ISO Plug-in type (1 Form C) External dimensions CAD Data Schematic (Bottom view) 85 87 30 87a 22 .866 86 Including resistor type also available 4.25 .167 11 .433 3.25 .128 A* 0.8 .031 4.8 .189 20 3-1.5 dia. .787 3-.059 dia. 14 .551 8 .315 2-1.75 dia. 2-.069 dia. 2.1 .083 6.3 .248 15 .591 0.8 .031 85 Dimension: Max. 1mm .039 inch: 1 to 3mm .039 to .118 inch: Min. 3mm .118 inch: 30 9 .354 87a 87 86 Sealed by epoxy resin General tolerance 0.1 .004 0.2 .008 0.3 .012 * Intervals between terminals is measured at A surface level. 2. Micro-ISO Plug-in type (1 Form A) External dimensions CAD Data Schematic (Bottom view) 85 22 .866 87 30 86 Including resistor type also available 4.25 .167 11 .433 3.25 .128 A* 0.8 .031 4.8 .189 20 3-1.5 dia. .787 3-.059 dia. 14 .551 8 .315 2-1.75 dia. 2-.069 dia. 2.1 .083 85 9 .354 30 87a 87 86 Sealed by epoxy resin 6.3 .248 15 .591 0.8 .031 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 * Intervals between terminals is measured at A surface level. Panasonic Corporation Automation Controls Business Unit industrial.panasonic.com/ac/e/ ASCTB222E 201203-T1 CM 3. Micro-ISO PC board type (1 Form C) External dimensions CAD Data Schematic (Bottom view) 85 87 30 87a 23 .906 1 .039 MAX. 1.2 MAX. .047 86 Including resistor type also available Pre-soldering 2.1 4.8 .083 .189 20 .787 15 .591 8 .315 0.8 .031 3.5 .138 A* 2.5 .098 2.1 .083 0.8 .031 PC board pattern (Bottom view) 6.3 .248 15 .591 1c type only 1.4+0.1 0 .055+.004 0 4.50.05 1.4 .055 .177.002 85 1c type only +0.1 0 +.004 0 87 85 Dimension: Max. 1mm .039 inch: 1 to 3mm .039 to .118 inch: Min. 3mm .118 inch: 30 9 .354 87a 87 86 Sealed by epoxy resin 30 2-2.7+0.1 0 2-.106+.004 0 87a 9.00.05 .354.002 General tolerance 0.1 .004 0.2 .008 0.3 .012 86 2 (or 3)-2.4+0.1 0 2 (or 3)-.094+.004 0 15.00.05 .591.002 2-1.4+0.1 0 2-.055+.004 0 8.00.05 .315.002 * Dimensions (thickness and width) of terminal is measured before pre-soldering. Intervals between terminals is measured at A surface level. 4. Micro-ISO PC board type (1 Form A) External dimensions CAD Data Schematic (Bottom view) 85 87 23 .906 1 .039 MAX. 1.2 MAX. .047 86 Including resistor type also available Pre-soldering 2.1 4.8 .083 .189 20 .787 15 .591 8 .315 0.8 .031 85 9 .354 30 30 87a 87 86 Sealed by epoxy resin 2.1 .083 3.5 .138 A* 2.5 .098 0.8 .031 6.3 .248 15 .591 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 * Dimensions (thickness and width) of terminal is measured before pre-soldering. Intervals between terminals is measured at A surface level. For Cautions for Use, see Relay Technical Information. ASCTB222E 201203-T1 Panasonic Corporation Automation Controls Business Unit industrial.panasonic.com/ac/e/