Automation Controls Catalog VDE Load for solar inverter, Compact size, 1 Form A 22A/33A power relays 2. Contact gap: 1.5 mm .059 inch and 1.8 mm*** .071 inch Compliant with European photovoltaic standard (IEC62109* and VDE0126**). * Safety standard of PV power inverter **German safety standard of PV power inverter ***Due to addition of altitude stipulation (2,000 m 6,561.68 ft or more) to IEC62109. EN61810-1 certified: 2.5 kV surge breakdown voltage (between contacts) 3. High insulation resistance Creepage distance between contact and coil terminal: Min. 9.5 mm .354 inch Clearance distance between contact and coil terminal: Min. 6.5 mm .256 inch Surge breakdown voltage: 6 kV 4. Coil holding voltage contributes to saving energy of equipment The coil holding voltage can be reduced up to 35%V of the nominal coil voltage (Ambient temperature: 20C 68F). Power consumption at the lowest coil holding voltage: 170 mW equivalent RoHS compliant Protective construction: Flux-resistant type FEATURES 1. High capacity High capacity control possible at 22A/ 33A (High capacity type) 250V AC rating in compact size (L: 15.7 x W: 30.1 x H: 23.3 mm L: .618 x W: 1.185 x H: .917 inch) LF-G RELAYS (ALFG) *Coil holding voltage is the coil voltage after 100 ms from the applied nominal coil voltage. *When the ambient temperature during use is 85C 185F, make the coil holding voltage between 45% and 80%V of the nominal coil voltage. 5. Conforms to various safety standards UL/C-UL and VDE approved TYPICAL APPLICATIONS 1. Photovoltaic power generation systems (Solar inverter) 2. Uninterruptible Power Supplies (UPS) 3. Home appliances 4. Office equipment ORDERING INFORMATION ALFG P F LF-G relay Contact arrangement 1: 1 Form A Standard type 2: 1 Form A High capacity type Terminal shape P: PCB type Coil insulation class F: UL Class F Nominal coil voltage (DC) 09: 9V, 12: 12V, 18: 18V, 24: 24V Contact gap Nil: 1.5 mm .059 inch 1: 1.8 mm .071 inch Note: Certified by UL/C-UL and VDE TYPES Part No. Contact arrangement Nominal coil voltage 1 Form A 9V DC 12V DC 18V DC 24V DC Contact Gap 1.5 mm .059 inch type Standard type High capacity type ALFG1PF09 ALFG2PF09 ALFG1PF12 ALFG2PF12 ALFG1PF18 ALFG2PF18 ALFG1PF24 ALFG2PF24 Contact Gap 1.8 mm .071 inch type Standard type High capacity type ALFG1PF091 ALFG2PF091 ALFG1PF121 ALFG2PF121 ALFG1PF181 ALFG2PF181 ALFG1PF241 ALFG2PF241 Standard packing: Carton: 50 pcs.; Case: 200 pcs. 2014.02 industrial.panasonic.com/ac/e/ -1- (c) Panasonic Corporation 2014 ASCTB196E 201402-T LF-G (ALFG) RATING 1. Coil data Nominal coil voltage Pick-up voltage (at 20C 68F) (Initial) Drop-out voltage (at 20C 68F) (Initial) 70%V or less of nominal voltage 10%V or more of nominal voltage 9V DC 12V DC 18V DC 24V DC Nominal operating current [10%] (at 20C 68F) Coil resistance [10%] (at 20C 68F) 155mA 58 117mA 78mA 59mA 103 230 410 Nominal operating power Max. applied voltage (at 20C 68F) 1,400mW 120%V of nominal voltage 2. Specifications Characteristics Contact Rating Item Arrangement Contact resistance (Initial) Contact material Nominal switching capacity Max. switching power Max. switching voltage Max. switching current Nominal operating power Min. switching capacity (Reference value)*1 Insulation resistance (Initial) Between open contacts Breakdown voltage (Initial) Between contact and coil Surge breakdown voltage*2 (Between contact and coil) (Initial) Electrical characteristics Temperature rise*3 (coil) Coil holding voltage*4 Operate time (at 20C 68F) Release time (at 20C 68F) Mechanical characteristics Shock resistance Functional Destructive Vibration resistance Functional Destructive Specifications Standard type High capacity type Contact Gap 1.5 mm .059 inch type Contact Gap 1.5 mm .059 inch type Contact Gap 1.8 mm .071 inch type Contact Gap 1.8 mm .071 inch type 1 Form A Max. 100 m (By voltage drop 6 V DC 1A) AgSnO2 type 22A 250V AC 31A 250V AC 33A 250V AC 5,500VA 7,750VA 8,250VA 250V AC 22A (AC) 31A (AC) 33A (AC) 1,400mW 100mA 5V DC Min. 1,000M (at 500V DC) Measurement at same location as "Breakdown voltage" section. 2,500 Vrms for 1 min. (Detection current: 10 mA) 4,000 Vrms for 1 min. (Detection current: 10 mA) 6,000 V Max. 95C 203F (By resistive method, nominal coil voltage applied to the coil; contact carrying current: 22A, at 60C 140F) Max. 70C 158F (By resistive method, 80%V of nominal coil voltage applied to the coil; contact carrying current: 22A, at 85C 185F) 35 to 120%V (contact carrying current: 22A, at 20C 68F) 45 to 80%V (contact carrying current: 22A, at 85C 185F) Max. 95C 203F (By resistive method, nominal coil voltage applied to the coil; contact carrying current: 33A, at 60C 140F) Max. 70C 158F (By resistive method, 80%V of nominal coil voltage applied to the coil; contact carrying current: 33A, at 85C 185F) 35 to 120%V (contact carrying current: 33A, at 20C 68F) 45 to 80%V (contact carrying current: 33A, at 85C 185F) Max. 20 ms (at nominal coil voltage excluding contact bounce time.) Max. 10 ms (at nominal coil voltage excluding contact bounce time, without diode) Min. 100 m/s2 (Half-wave pulse of sine wave: 11 ms; detection time: 10s.) Min. 1,000 m/s2 (Half-wave pulse of sine wave: 6 ms.) 10 to 55 Hz at double amplitude of 1.5 mm (Detection time: 10s.) 10 to 55 Hz at double amplitude of 1.5 mm Contact Gap 1.5 mm .059 inch type: Min. 106 (at 180 times/min.) Contact Gap 1.8 mm .071 inch type: Min. 5x105 (at 180 times/min.) Mechanical Resistive load Expected life Electrical Inductive load Conditions Conditions for operation, transport and storage*5 Unit weight Max. 95C 203F (By resistive method, nominal coil voltage applied to the coil; contact carrying current: 31A, at 60C 140F) Max. 70C 158F (By resistive method, 80%V of nominal coil voltage applied to the coil; contact carrying current: 31A, at 85C 185F) 35 to 120%V (contact carrying current: 31A, at 20C 68F) 45 to 80%V (contact carrying current: 31A, at 85C 185F) 22A 250V AC, Min. 3x104 (at 20 times/min.) -- -- Destructive: 31A 250V AC Destructive: 33A 250V AC Destructive: 22A 250V AC (cos = 0.8), (cos = 0.8), (cos = 0.8), Min. 3x104 (on:off = 0.1s:10s) Min. 3x104 (on:off = 0.1s:10s) Min. 3x104 (on:off = 0.1s:10s) Over load: 35A 250V AC Over load: 47A 250V AC Over load: 50A 250V AC (cos = 0.8), (cos = 0.8), (cos = 0.8), Min. 50 (on:off = 0.1s:10s) Min. 50 (on:off = 0.1s:10s) Min. 50 (on:off = 0.1s:10s) Ambient temperature: -40C to +60C -40F to +140F (When nominal coil voltage applied) -40C to +85C -40F to +185F (Coil holding voltage is when 45 to 80%V of nominal coil voltage is applied.) Humidity: 5 to 85% R.H. (Not freezing and condensing at low temperature) Air pressure: 86 to 106 kPa Approx. 23 g .81 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. *2. Wave is standard shock voltage of 1.2x50s according to JEC-212-1981 *3. In accordance with UL class-F *4. Coil holding voltage is the coil voltage after 100 ms from the applied nominal coil voltage. *5. The upper limit of the ambient temperature is the maximum temperature that can satisfy the coil temperature rise value. Refer to Usage, transport and storage conditions in NOTES. Panasonic Corporation Automation Controls Business Division industrial.panasonic.com/ac/e/ -2- (c) Panasonic Corporation 2014 ASCTB196E 201402-T LF-G (ALFG) REFERENCE DATA 1. Standard type (Contact Gap 1.5 mm .059 inch type) (Contact Gap 1.8 mm .071 inch type) 1. Coil temperature rise 2. Ambient temperature characteristics and coil applied voltage Sample: ALFG1PF09, ALFG1PF091, 6 pcs. Point measured: coil inside Ambient temperature: 20C 68F, 60C 140F Contact carrying current: 22A *Inside the coil temperature 155C 311F (UL Class F) Allowable ambient temperatures against % coil voltages (max. inside the coil temperature set as 155C 311F) 20C 68F 22A 60C 140F 22A 80 20C 68F 0A 60C 140F 0A 60 Coil applied voltage, %V Temperature rise, C 100 40 180 140 Contact carrying current: 22A 100 Pick-up voltage 60 Coil & contact no carrying current 3. Electrical life test (22A 250V AC Resistive load) Contact welding detection and Mis-contacting detection circuit Circuit: 9V DC 10 20 30 40 50 60 70 80 90 50 68 86 104 122 140 158 176 194 Ambient temperature, C F Change of pick-up and drop-out voltage Sample: ALFG1PF09, ALFG1PF091, 6 pcs. Operation frequency: ON:OFF = 1.5s:1.5s Ambient temperature: 85C 185F 250V AC 0 0 32 140 10 100 9 90 8 7 6 Pick-up voltage 4 3 Drop-out voltage 2 250V AC 9V DC Contact welding detection and Mis-contacting detection circuit Circuit: Max. x Min. 1 0 0 80 70 60 50 40 30 20 0 3 100 90 8 7 Pick-up voltage Max. x Min. 5 4 3 Drop-out voltage Max. x Min. 1 0 0 3 80 70 60 50 40 30 Max. 20 x 10 0 Min. 0 No. of operations, x104 Panasonic Corporation Automation Controls Business Division industrial.panasonic.com/ac/e/ -3- 3 Change of contact resistance 9 2 0 No. of operations, x104 10 6 Max. x Min. 10 4 Change of pick-up and drop-out voltage Pick-up and drop-out voltage, V Sample: ALFG1PF09, ALFG1PF091, 6 pcs. Operation frequency: ON:OFF = 0.1s:10s Ambient temperature: 85C 185F Max. x Min. 5 No. of operations, x10 4. Electrical life test (22A 250V AC cos = 0.8 Inductive load) Change of contact resistance Contact resistance, m 100 120 Coil applied voltage, %V Contact resistance, m 80 Pick-up and drop-out voltage, V 20 60 3 No. of operations, x104 (c) Panasonic Corporation 2014 ASCTB196E 201402-T LF-G (ALFG) 2. High capacity type (Contact Gap 1.5 mm .059 inch type) 1. Coil temperature rise 2. Ambient temperature characteristics and coil applied voltage Sample: ALFG2PF09, 6 pcs. Point measured: coil inside Ambient temperature: 20C 68F, 60C 140F Contact carrying current: 31A *Inside the coil temperature 155C 311F (UL Class F) Allowable ambient temperatures against % coil voltages (max. inside the coil temperature set as 155C 311F) 20C 68F 31A 60C 140F 31A 80 20C 68F 0A 60C 140F 0A 60 Coil applied voltage, %V Temperature rise, C 100 40 180 140 Contact carrying current: 31A 100 Pick-up voltage 60 Coil & contact no carrying current 100 120 Coil applied voltage, %V 0 0 32 140 3. Electrical life test (31A 250V AC cos = 0.8 Inductive load) Sample: ALFG2PF09, 6 pcs. Operation frequency: ON:OFF = 0.1s:10s Ambient temperature: 85C 185F Contact welding detection and Mis-contacting detection circuit Circuit: 250V AC 9V DC 10 20 30 40 50 60 70 80 90 50 68 86 104 122 140 158 176 194 Ambient temperature, C F Change of pick-up and drop-out voltage Change of contact resistance 10 100 9 90 Contact resistance, m 80 Pick-up and drop-out voltage, V 20 60 8 7 Pick-up voltage 6 Max. x 5 Min. 4 3 Drop-out voltage Max. x Min. 2 70 60 50 40 30 Max. 20 1 0 80 x 10 0 0 3 No. of operations, x10 Min. 0 3 No. of operations, x10 4 4 3. High capacity type (Contact Gap 1.8 mm .071 inch type) 1. Coil temperature rise 2. Ambient temperature characteristics and coil applied voltage Sample: ALFG2PF091, 6 pcs. Point measured: coil inside Ambient temperature: 20C 68F, 60C 140F Contact carrying current: 33A 20C 68F 33A 100 212 60C 140F 33A 80 176 20C 68F 0A 60C 140F 0A 60 140 Coil applied voltage, %V 40 104 140 Contact carrying 100 current: 33A Pick-up voltage 60 Coil & contact no carrying current 80 100 120 Coil applied voltage, %V 140 3. Electrical life test (33A 250V AC cos = 0.8 Inductive load) Sample: ALFG2PF091, 6 pcs. Operation frequency: ON:OFF = 0.1s:10s Ambient temperature: 85C 185F 250V AC 9V DC Contact welding detection and Mis-contacting detection circuit Circuit: 0 32 10 20 30 40 50 60 70 80 90 50 68 86 104 122 140 158 176 194 Ambient temperature, C F Change of pick-up and drop-out voltage Pick-up and drop-out voltage, V 20 68 60 *Inside the coil temperature 155C 311F (UL Class F) Allowable ambient temperatures against % coil voltages (max. inside the coil temperature set as 155C 311F) 180 10 100 9 90 8 7 Pick-up voltage 6 Max. x Min. 5 4 3 Max. x Min. Drop-out voltage 2 0 80 70 60 50 40 30 20 Max. x Min. 10 1 0 3 No. of operations, x104 Panasonic Corporation Automation Controls Business Division industrial.panasonic.com/ac/e/ Change of contact resistance Contact resistance, m Temperature rise, C F 120 248 -4- 0 0 3 No. of operations, x104 (c) Panasonic Corporation 2014 ASCTB196E 201402-T LF-G (ALFG) DIMENSIONS (mm inch) The CAD data of the products with a CAD Data mark can be downloaded from: http://industrial.panasonic.com/ac/e/ External dimensions CAD Data PC board pattern (Bottom view) 27.60.1 1.087.004 2. .0 0 d 79 ia dia . . 23.3 .917 0.5 .020 13.80.1 .543.004 a. di ia. 0 d 2. 79 .0 12.00.1 .472.004 12.0 .472 22.0 .866 27.6 1.087 1 .0 .8 d 71 ia di . a. 10.00.1 .394.004 a. di . 8 ia 1. 1 d 7 .0 12.00.1 .472.004 4.0 .157 30.1 1.185 Tolerance: 0.1 .004 15.7 .618 Schematic (Bottom view) NO Dimension: Less than 1mm .039inch: Min. 1mm .039inch less than 3mm .118 inch: Min. 3mm .118 inch: COM General tolerance 0.1 .004 0.2 .008 0.3 .012 SAFETY STANDARDS Certification authority UL/C-UL VDE (VDE0435) Standard type Contact Gap 1.5 mm .059 inch type Contact Gap 1.8 mm .071 inch type 22A 277V AC General Use (at 85C 185F) 22A 250V AC cos = 0.8 (at 85C 185F) High capacity type Contact Gap 1.5 mm .059 inch type Contact Gap 1.8 mm .071 inch type 31A 277V AC General Use (at 85C 185F) 31A 250V AC cos = 0.8 (at 85C 185F) 33A 277V AC General Use (at 85C 185F) 33A 250V AC General Use (at 85C 185F) NOTES 1. For cautions for use, please read "GENERAL APPLICATION GUIDELINES" on page B-1. 2. Usage, transport and storage conditions 1) Temperature: -40 to +60C -40 to +140F (When nominal coil voltage applied) -40 to +85C -40 to +185F (When coil holding voltage is 45% to 80% of the nominal coil voltage) 2) Humidity: 5 to 85% RH (Avoid freezing and condensation.) The humidity range varies with the temperature. Use within the range indicated in the graph below. 3) Atmospheric pressure: 86 to 106 kPa Temperature and humidity range for usage, transport, and storage 85 85 Tolerance range (Avoid freezing when used at temperatures lower than 0C 32F) 5 -40 -40 (Avoid condensation when used at temperatures higher than 0C 32F) 0 60 +32 +140 Temperature, C F Tolerance range (Avoid freezing when used at temperatures lower than 0C 32F) 5 -40 -40 (Avoid condensation when used at temperatures higher than 0C 32F) 0 +32 Temperature, C F 85 +185 -40 to +85C -40 to +185F (When 45% to 80%V of coil holding voltage) Panasonic Corporation Automation Controls Business Division industrial.panasonic.com/ac/e/ Humidity, %RH Humidity, %RH -5- (c) Panasonic Corporation 2014 ASCTB196E 201402-T