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| celduc(R) r e l a i s S/ACC/ESO02000/B/22/09/08 PRELIMINARY Page 1/5 UK VOLTAGE PROTECTION FOR DC SOLID-STATE RELAYS u Helps protecting solid-state relays against voltage transient due to the inductive effect of lines and loads. u Clamping function (D1) to limit voltage transients across the power element of the DC solid state relay without built-in voltage clamp (SCM) ESO02000 u Fly wheel diode (D2), with fast response, low on-state voltage drop and connection polarity free, mounted on the metal base plate to be cooled by a heatsink for high switching frequency applications (PWM) Non-repetitive peak u Decoupling capacitor (C1), connection polarity free and non polarized Max operating (polyester) equipped with a discharging resistor voltage 75VDC 80A Yes Weight u Led indicating voltage presence across the load Operating voltage range Current range DC SSR clamping voltage function Isolations Connections permanent current Clamping voltage function for DC relays (D1) Dimensions (LxHxD) 45 x 58.5 x 30 0-130VDC Fig. 1 0-80A Yes 4kV Fig. 2 Screw terminals 80g HIGH SIDE WIRING DIAGRAM (Load connected to "-") LOW SIDE WIRING DIAGRAM (Load connected to "+") Red wires must be as short as possible Red wires must be as short as possible Fig. 3 INTERNAL DIAGRAM Proud to serve you Data given at Tambient=25C and subject to modification without previous notice r celduc e l a i (R) s celduc(R) r e l a i s S/ACC/ESO02000/B/22/09/08 PRELIMINARY Page 2/5 UK GENERAL CHARACTERISTICS CHARACTERISTIC LABEL Uemax Uep dUe/dt Ie max Uimp Rio Cio Tstg Tamb Tc VALUE 40VDC 75V 125V/s 80A 4kV 1G <8pF -40C -> +100C -40C -> +90C 100C Ue=Uep INFO. POWER CIRCUIT DC mains max voltage Non repetitive peak voltage Max voltage rise Max nominal current Power output/case insulation Isolation resistance Isolation capacitance Storage ambient temperature Operating ambient temperature Max. case temperature LINE CIRCUIT CHARACTERISTICS (C1 & Rd) CHARACTERISTIC LABEL C1 Rd VALUE 4.4F 20% Polyester 1M / 0.5 W 1s INFO. LINE CIRCUIT Decoupling capacitor Technology Discharging resistor Discharging time constant LOAD CIRCUIT CHARACTERISTICS (D2) CHARACTERISTIC Voltage drop during fly wheel Instantaneous power dissipation Max nominal average current LABEL UD2 (VF) VALUE 1.2V 0.96 + 0.003 x Ie 80A 500A 1000A = current in the ouput LED 190ns 0.35K/W 10K/W 10 minutes 125C INFO. @Ie=80A see fig. 6 PD2 ID2av (IFav) LOAD CIRCUIT Max repetitive peak overload current Max non repetitive peak overload current Max leakage current Recovering time Junction/case thermal resistance Housing thermal resistance vertically mounted Housing thermal time constant Maximum junction temperature ID2peak (IFRM) Tpulse=25s ID2peak (IFSM) Tpulse=25s -ID2 (IR) See fig. 7 ID2=1A,di/dt=50A/s, Tc=25C trr Rthjc Rthra Tthra Tjmax @Tra=75C @Tra=60C celduc(R) r e l a i s S/ACC/ESO02000/B/22/09/08 PRELIMINARY Page 3/5 UK CHARACTERISTICS OF THE BUILT-IN VOLTAGE PROTECTION (D1) Fig. 4 1 LEAKAGE CURRENT (Ielk) VS DC OUTPUT SSR SWITCH VOLTAGE (Ut) Fig. 5 OVERVOLTAGE DURATION AND FREQUENCY ABSOLUTE LIMITS Ielk / Ie Uto < Utp t max = 2.5 (Uto - Ut max) x Ie 0,8 0,6 0,4 0,2 0 0 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 Ut (V) U t max ( = U e max) Utp P ( protection ) = 2W max (Uto - Ut max) x Ie x t 2 T Utmax : Max. nominal voltage of the relay Uto : Possible overvoltage above Utmax Utn = Ue : User DC power supply voltage t : Overvoltage duration T: Time between 2 overvoltage Ielk : Leakage current of the relay Ie : User load nominal current Utp : Relay max. non repetitive peak voltage OUTPUT CHARACTERISTIC CURVES Fig. 6 VOLTAGE DROP VS CURRENT (DIODE D2 DURING FLY WHEEL) Fig. 7 OUTPUT LED (D3) CURRENT VS LOAD VOLTAGE 3,5 30 3 VD2 (V) Tj = 150C Tj = 25C 25 ID2 (mA) 2,5 20 2 15 1,5 10 1 0,5 5 I (A) 0 0 100 200 300 400 500 600 700 800 900 1000 VD2 (V) 0 0 10 20 30 40 50 60 70 Fig. 8 THERMAL IMPEDANCE (DIODE D2) Fig. 9 OVERLOAD PERMITTED DURING ON-STATE (DIODE D2 DURING FLY WHEEL) Not available Not available celduc(R) r e l a i s S/ACC/ESO02000/B/22/09/08 PRELIMINARY Page 4/5 UK OUTPUT CHARACTERISTIC CURVES (cont.) Fig. 10 Average current Ie (ARMS) POWER DISSIPATION AND AVERAGE CURRENT VS AMBIENT TEMPERATURE Please refer to the installation notice for precautions about mounting the device on a heatsink. 0.75K/W 0.55K/W 0.3K/W 80 70 60 50 40 30 20 10 Power dissipation Pd (W) 96 82 68 55 43 31 20 10 10K/W 4K/W 2.2K/W 2.1K/W 1.2K/W 1.1K/W 0 0 10 20 30 40 50 60 70 80 90 100 110 0 Ambient temperature (C) 2.2K/W = WF262100 / WF151200 1.1K/W = WF131100 0.3K/W = WF031100 10K/W = No Heatsink / 1LD12020 2.1K/W = WF210000 0.75K/W = WF070000 4K/W = 150x150x3mm aluminium sheet 1.2K/W = WF121000 0.55K/W = WF050000 GENERAL INFORMATION Mounting 2 screws (M4x12mm ; tightening = 1.2N.m) POZIDRIV2 2 N.m M5 Green LED (load supplied) UL94V0 80g See mounting sheet GENERAL INFORMATION Screwdriver for connections tightening torque for connections Insulated crimp terminals (round tabs, eyelet type) Display Housing Weight STANDARDS Standards IEC60947-1 IP20 Yes Yes Pending STANDARDS Protection level Protection against direct touch CE marking UL, cULUS and VDE approvals celduc(R) r e l a i s S/ACC/ESO02000/B/22/09/08 PRELIMINARY Page 5/5 UK DIMENSIONS ET ACCESSORIES Fig. 11 DIMENSIONS (mm) ACCESSORIES FLAT TAB CONNECTION ADAPTORS 1L587000 Please consult our website for other accessory references (Heatsinks, mounting adaptors, thermal grease...) r celduc(R) e l a i s www.celduc.com 5, rue Ampere B.P. 30004 42290 SORBIERS - France Phone : 33 (0) 4 77 53 90 21 Fax : 33 (0) 4 77 53 85 51 Email : celduc-relais@celduc.com |
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