Series A48, D48 12-90Amp * 480 Vac - AC OUTPUT * Zero Voltage and Random Turn-On Switching * Panel Mount * 800V Transient Capability * Internal Snubber MODEL NUMBERS AC CONTROL D C CONTROL A4812 D4812 A4825 D4825 Featuring state-of-the-art Surface Mount Technology, these SPST-NO relays deliver proven reliability in the most demanding applications. Output consists of an SCR AC switch and is available in zero-cross, random turn-on (phase controllable) and versions with either AC or DC input (coil) control. Manufactured in Crydom's ISO 9001 Certified facility for optimum product performance and reliability. A4850 D4850 A4875 D4875 A4890 D4890 OUTPUT SPECIFICATIONS 80-530 80-530 80-530 80-530 80-530 12 25 50 75 90 Min. Load Current, [mArms] 40 40 40 40 40 Transient Overvoltage [Vpk] 800 800 800 800 800 Max. Surge Current, (16.6ms) [Apk] 140 250 625 1000 1200 Max. On-State Voltage Drop @ Rated Current [Vpk] 1.7 1.7 1.7 1.7 1.7 Thermal Resistance Junction to Case (R JC) [C/W] Operating Voltage (47-63 Hz) [Vrms] Max. Load Current [Arms] 1.48 1.02 0.63 0.31 0.28 Maximum I 2 t for Fusing, (8.3 msec.) [A 2sec] 81 260 1620 4150 6000 Max. Off-State Leakage Current @ Rated Voltage [mArms] 10 10 10 10 10 500 500 500 500 500 Min. Off-State dv/dt @ Max. Rated Voltage [V/sec] Max. Turn-On Time 1/2 Cycle (DC Input), 10.0 msec (AC Input) Max. Turn-Off Time 1/2 Cycle (DC Input), 40.0 msec (AC Input) 0.5 Power Factor (Min.) with Max. Load INPUT SPECIFICATIONS DC CONTROL (D PREFIX) 0.5 0.5 0.5 AC CONTROL (A PREFIX) Control Voltage Range 3-32 Vdc 90-280 Vrms (60Hz) Max. Reverse Voltage -32 Vdc --- Max. Turn-On Voltage 3.0 Vdc 90 Vrms Min. Turn-Off Voltage 1.0 Vdc 10 Vrms See Note 60K Ohms 2.0 mA 2mA @ 120 Vrms, 4mA @ 240 Vrms Nominal Input Impedance Typical Input Current (c) 2003 CRYDOM CORP, Specifications subject to change without notice. GENERAL NOTES All parameters at 25C unless otherwise specified. Off-State dv/dt test method per EIA/NARM standard RS-443, paragraph 13.11.1 Heat sinking required, for derating curves see page 2. Turn-on time for random turn-on versions is 0.02 msec (DC Control Models). Input circuitry incorporates active current limiter. FastFax Document No. SERIES A48/D48. Rev. 111003 PAGE 1 OF 3 0.5 For recommended applications and more information contact: USA: Sales Support (877) 502-5500 Tech Support (877) 702-7700 FAX (619) 710-8540 Crydom Corp, 2320 Paseo de las Americas, Ste. 201, San Diego, CA 92154 Email: sales@crydom.com WEB SITE: http://www.crydom.com UK: +44 (0)1202 365070 * FAX +44 (0)1202 365090 Crydom International Ltd., 7 Cobham Road, Ferndown Industrial Estate, Ferndown, Dorset BH21 7PE, Email: intsales@crydom.com. GERMANY: +49 (0)180 3000 506 Series A48, D48 12-90Amp * 480 Vac - AC OUTPUT GENERAL SPECIFICATIONS Dielectric Strength 50/60Hz Input/Output/Base 4000 Vrms 109 Ohm Insulation Resistance (Min.) @ 500 Vdc 8 pF Max. Capacitance Input/Output Ambient Operating Temperature Range -40 to 80C Ambient Storage Temperature Range -40 to 125C MECHANICAL SPECIFICATIONS Weight: (typical) Encapsulation: Thermally Conductive Epoxy Screws and Saddle Clamps Furnished, Unmounted Terminals: AVAILABLE OPTIONS -10 1.10 (27.9) .45 (11.4) MOUNTING HOLE/SLOT 0.17 (4.3) DIA. Random Turn-On (AC & DC Control) Phase Controllable (DC Control) Example: D4890-10 OUTPUT 1 F Faston Terminals (Up to 25 Amp Models) Example: D4850F H -- 2 + 4 Heat Transfer Pad (Attached) Example: D4850H INPUT 6-32 TERMINAL (2 PLACES) 1.10 (27.9) .45 (11.4) MOUNTING HOLE/SLOT 0.17 (4.3) DIA. 1 OUTPUT -4 2 + INPUT 1.00 (25.4) 1.80 (45.7) .78 (19.8) .90 (22.9) FASTON TERMINAL .250 X .032 (2 PLCS.) .87 REF. (22.2) 1.87 (47.5) BASE PLATE .125 (3.2) 2.30 (58.4) 1.70 (43.2) 3 1.00 (25.4) 1.80 (45.7) BASE PLATE .125 (3.2) Fastons: Single pair (up to 25A) Double pair* (up to 50A). *Caution: User must connect to both pairs Crydom Heat Sinks offer excellent thermal management and are perfectly matched to the load current ratings of Crydom panel mount relays. Request Crydom's Heat Sink specification sheet for all the details. 8-32 TERMINAL (2 PLACES ) 1.87 (47.5) Screw Torque Requirements: 6-32 Screws - 10 in. lbs., 8-32 and 10-32 Screws - 20in. lbs. (Screws dry without grease.) 3.0 oz. (86.5g) 2.30 (58.4) 1.70 (43.2) 3 FASTON TERMINAL .187 X .032 (2 PLCS.) .78 (19.8) .90 (22.9) All dimensions are in inches (millimeters) APPROVALS UL E116949 CSA LR81689 VDE 10143 UG FastFax Document No. SERIES A48/D48 Rev. 111003 PAGE 2 OF 3 (c) 2003 CRYDOM CORP, Specifications subject to change without notice. For recommended applications and more information contact: USA: Sales Support (877) 502-5500 Tech Support (877) 702-7700 FAX (619) 710-8540 Crydom Corp, 2320 Paseo de las Americas, Ste. 201, San Diego, CA 92154 Email: sales@crydom.com WEB SITE: http://www.crydom.com UK: +44 (0)1202 365070 * FAX +44 (0)1202 365090 Crydom International Ltd., 7 Cobham Road, Ferndown Industrial Estate, Ferndown, Dorset BH21 7PE, Email: intsales@crydom.com. GERMANY: +49 (0)180 3000 506 Series A48, D48 12-90Amp * 480 Vac - AC OUTPUT CURRENT DERATING CURVES 12A 14 25A 12 30 110 5C/W 8 NO HEATSINK 6 115 4 120 25 4 6 8 10 12 .5C/W 40 60 5 80 20 80 60 80 Max Ambient Temp. [C] 40 60 80 90 1C/W 110 40 .2C/W .4C/W Power Dissipation 100 Base Plate Temp [C] .3C/W .5C/W 80 100 1C/W 110 40 120 120 0 40 20 Max Ambient Temp. [C] 90A 120 NO HEATSINK 0 20 25 120 95 Power Dissipation 110 20 50 15 .5C/W Base Plate Temp [C] 100 2C/W 40 10 Load Current [Arms] 90 40 30 120 75A 1.5C/W Power Dissipation 20 Max Ambient Temp. [C] 120 20 110 10 0 15 30 45 60 Load Current [Arms] 75 20 40 60 80 Max Ambient Temp. [C] 20 40 60 80 Load Current [Arms] 0 20 40 60 80 Max Ambient Temp. [C] (c) 2003 CRYDOM CORP, Specifications subject to change without notice. FastFax Document No. SERIES A48/D48. Rev. 111003 PAGE 3 OF 3 For recommended applications and more information contact: USA: Sales Support (877) 502-5500 Tech Support (877) 702-7700 FAX (619) 710-8540 Crydom Corp, 2320 Paseo de las Americas, Ste. 201, San Diego, CA 92154 Email: sales@crydom.com WEB SITE: http://www.crydom.com UK: +44 (0)1202 365070 * FAX +44 (0)1202 365090 Crydom International Ltd., 7 Cobham Road, Ferndown Industrial Estate, Ferndown, Dorset BH21 7PE, Email: intsales@crydom.com. GERMANY: +49 (0)180 3000 506 Base Plate Temp [C] 2 50A Load Current [Arms] 15 0 0 60 10 20 5 Load Current [Arms] 1C/W 2C/W NO HEATSINK 2 0 100 3C/W Base Plate Temp [C] 9C/W 1C/W Power Dissipation Power Dissipation 10 95 3C/W Base Plate Temp [C] 7C/W Series A48, D48 12-90Amp * 480 Vac - AC OUTPUT GENERAL SPECIFICATIONS Dielectric Strength 50/60Hz Input/Output/Base 4000 Vrms 109 Ohm Insulation Resistance (Min.) @ 500 Vdc 8 pF Max. Capacitance Input/Output Ambient Operating Temperature Range -40 to 80C Ambient Storage Temperature Range -40 to 125C MECHANICAL SPECIFICATIONS Weight: (typical) Encapsulation: Thermally Conductive Epoxy Screws and Saddle Clamps Furnished, Unmounted Terminals: AVAILABLE OPTIONS -10 1.10 (27.9) .45 (11.4) MOUNTING HOLE/SLOT 0.17 (4.3) DIA. Random Turn-On (AC & DC Control) Phase Controllable (DC Control) Example: D4890-10 Faston Terminals (Up to 25 Amp Models) Example: D4850F H 1.87 (47.5) INPUT 6-32 TERMINAL (2 PLACES) 1.10 (27.9) .45 (11.4) MOUNTING HOLE/SLOT 0.17 (4.3) DIA. 1 OUTPUT 1.87 (47.5) 4 2 + INPUT 1.00 (25.4) 1.80 (45.7) .78 (19.8) .90 (22.9) FASTON TERMINAL .250 X .032 (2 PLCS.) .87 REF. (22.2) SOLID-STATE RELAY -- BASE PLATE .125 (3.2) 2.30 (58.4) 1.70 (43.2) 3 1.00 (25.4) 1.80 (45.7) BASE PLATE .125 (3.2) Fastons: Single pair (up to 25A) Double pair* (up to 50A). *Caution: User must connect to both pairs Crydom Heat Sinks offer excellent thermal management and are perfectly matched to the load current ratings of Crydom panel mount relays. Request Crydom's Heat Sink specification sheet for all the details. + 4 Screw Torque Requirements: 6-32 Screws - 10 in. lbs., 8-32 and 10-32 Screws - 20in. lbs. (Screws dry without grease.) 2 SOLID-STATE RELAY -- Heat Transfer Pad (Attached) Example: D4850H 8-32 TERMINAL (2 PLACES ) OUTPUT 1 F 3.0 oz. (86.5g) 2.30 (58.4) 1.70 (43.2) 3 FASTON TERMINAL .187 X .032 (2 PLCS.) .78 (19.8) .90 (22.9) All dimensions are in inches (millimeters) APPROVALS UL E116949 CSA LR81689 VDE 10143 UG FastFax Document No. SERIES A48/D48 Rev. 111003 PAGE 2 OF 3 (c) 2003 CRYDOM CORP, Specifications subject to change without notice. For recommended applications and more information contact: USA: Sales Support (877) 502-5500 Tech Support (877) 702-7700 FAX (619) 710-8540 Crydom Corp, 2320 Paseo de las Americas, Ste. 201, San Diego, CA 92154 Email: sales@crydom.com WEB SITE: http://www.crydom.com UK: +44 (0)1202 365070 * FAX +44 (0)1202 365090 Crydom International Ltd., 7 Cobham Road, Ferndown Industrial Estate, Ferndown, Dorset BH21 7PE, Email: intsales@crydom.com. GERMANY: +49 (0)180 3000 506 Series A48, D48 12-90Amp * 480 Vac - AC OUTPUT CURRENT DERATING CURVES 12A 14 25A 12 30 110 5C/W 8 NO HEATSINK 6 115 4 120 25 4 6 8 10 12 .5C/W 40 60 5 80 20 80 60 80 Max Ambient Temp. [C] 40 60 80 90 1C/W 110 40 .2C/W .4C/W Power Dissipation 100 Base Plate Temp [C] .3C/W .5C/W 80 100 1C/W 110 40 120 120 0 40 20 Max Ambient Temp. [C] 90A 120 NO HEATSINK 0 20 25 120 95 Power Dissipation 110 20 50 15 .5C/W Base Plate Temp [C] 100 2C/W 40 10 Load Current [Arms] 90 40 30 120 75A 1.5C/W Power Dissipation 20 Max Ambient Temp. [C] 120 20 110 10 0 15 30 45 60 Load Current [Arms] 75 20 40 60 80 Max Ambient Temp. [C] 20 40 60 80 Load Current [Arms] 0 20 40 60 80 Max Ambient Temp. [C] (c) 2003 CRYDOM CORP, Specifications subject to change without notice. FastFax Document No. SERIES A48/D48. Rev. 111003 PAGE 3 OF 3 For recommended applications and more information contact: USA: Sales Support (877) 502-5500 Tech Support (877) 702-7700 FAX (619) 710-8540 Crydom Corp, 2320 Paseo de las Americas, Ste. 201, San Diego, CA 92154 Email: sales@crydom.com WEB SITE: http://www.crydom.com UK: +44 (0)1202 365070 * FAX +44 (0)1202 365090 Crydom International Ltd., 7 Cobham Road, Ferndown Industrial Estate, Ferndown, Dorset BH21 7PE, Email: intsales@crydom.com. GERMANY: +49 (0)180 3000 506 Base Plate Temp [C] 2 50A Load Current [Arms] 15 0 0 60 10 20 5 Load Current [Arms] 1C/W 2C/W NO HEATSINK 2 0 100 3C/W Base Plate Temp [C] 9C/W 1C/W Power Dissipation Power Dissipation 10 95 3C/W Base Plate Temp [C] 7C/W