celduc® r e l a i S/ACC/ESO01000/B/23/09/08 s PRELIMINARY Page 1/4 UK VOLTAGE PROTECTION FOR DC SOLID-STATE RELAYS ESO01000 u Helps protecting solid-state relays against voltage transient due to the inductive effect of lines and loads. 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) u Decoupling capacitor (C1), connection polarity free and non polarized Non-repetitive peak (polyester) equipped with a discharging resistor u 200VDC voltage SSR voltage clamping function (D1) not included therefore more Max operating adapted to SOM0 DC SSR range (SSR with built-in voltage protection permanent current Clamping voltage D1) function for DC relays (D1) 80A No Operating voltage range Current range DC SSR clamping voltage function Isolations Connections Dimensions (LxHxD) Weight 0-130VDC 0-80A Non 4kV Screw terminals 45 x 58.5 x 30 80g Fig. 1 HIGH SIDE WIRING DIAGRAM (Load connected to “-“) LOW SIDE WIRING DIAGRAM (Load connected to “+”) Fig. 2 Red wires must be as short as possible Fig. 3 Proud to serve you Data given at Tambient=25°C and subject to modification without previous notice Red wires must be as short as possible INTERNAL DIAGRAM celduc ® r e l a i s celduc® r e l a i S/ACC/ESO01000/B/23/09/08 s PRELIMINARY Page 2/4 UK GENERAL CHARACTERISTICS POWER CIRCUIT CHARACTERISTIC LABEL VALUE Uemax 130VDC Uep 200V Max voltage rise dUe/dt 125V/µs Max nominal current Ie max 80A Uimp 4kV DC mains max voltage Non repetitive peak voltage Power output/case insulation INFO. Ue=Uep Isolation resistance Rio 1GΩ Isolation capacitance Cio <8pF Storage ambient temperature Tstg -40°C -> +100°C Tamb -40°C -> +90°C Tc 100°C Operating ambient temperature Max. case temperature LINE CIRCUIT CHARACTERISTICS (C1 & Rd) LINE CIRCUIT CHARACTERISTIC Decoupling capacitor LABEL VALUE C1 4.4µF ±20% Rd 1MΩ / 0.5 W τ 2s Polyester Technology Discharging resistor Discharging time constant INFO. LOAD CIRCUIT CHARACTERISTICS (D2) LOAD CIRCUIT CHARACTERISTIC LABEL VALUE INFO. Voltage drop during fly wheel UD2 1.2V @Ie=80A see fig. 4 Instantaneous power dissipation PD2 ID2av Max nominal average current (VF) ID2peak Max non repetitive peak overload current ID2peak Recovering time Junction/case thermal resistance Housing thermal resistance vertically mounted Housing thermal time constant Maximum junction temperature 80A (IFav) Max repetitive peak overload current Max leakage current 0.96 + 0.003 x Ie (IFRM) (IFSM) -ID2 (IR) 500A Tpulse=25µs 1000A Tpulse=25µs 0.1mA @ Tj=25°C 17mA @ Tj=Tjmax @Uep @Tjmax ID2=1A,di/dt=50A/µs, Tc=25°C trr 190ns Rthjc 0.35K/W Rthra 10K/W @∆Tra=75°C Tthra 10 minutes @∆Tra=60°C Tjmax 125°C celduc® r e l a i S/ACC/ESO01000/B/23/09/08 s PRELIMINARY Page 3/4 UK OUTPUT CHARACTERISTIC CURVES VOLTAGE DROP VS CURRENT (DIODE D2 DURING FLY WHEEL) Fig. 4 VD2 (V) 3,5 Tj = 150°C 3 Tj = 25°C 2,5 2 1,5 1 0,5 0 0 100 200 300 400 THERMAL IMPEDANCE (DIODE D2) Fig. 5 500 600 700 800 1000 I (A) OVERLOAD PERMITTED DURING ON-STATE (DIODE D2 DURING FLY WHEEL) Fig. 6 Not available Fig. 7 900 Not available POWER DISSIPATION AND AVERAGE CURRENT VS AMBIENT TEMPERATURE Average current Ie (ARMS) Power dissipation Pd (W) Please refer to the installation notice for precautions about mounting the device on a heatsink. 80 0.75K/W 0.55K/W 96 0.3K/W 70 82 60 68 50 55 40 43 30 31 20 20 10 10 10K/W 4K/W 2.2K/W 2.1K/W 1.2K/W 1.1K/W 0 0 0 10 20 10K/W = No Heatsink / 1LD12020 2.1K/W = WF210000 0.75K/W = WF070000 30 40 50 60 4K/W = 150x150x3mm aluminium sheet 1.2K/W = WF121000 0.55K/W = WF050000 70 80 90 100 110 Ambient temperature (°C) 2.2K/W = WF262100 / WF151200 1.1K/W = WF131100 0.3K/W = WF031100 celduc® r e l a i S/ACC/ESO01000/B/23/09/08 s PRELIMINARY Page 4/4 UK GENERAL INFORMATION 2 screws (M4x12mm ; tightening = 1.2N.m) GENERAL INFORMATION Mounting See mounting sheet POZIDRIV2 Screwdriver for connections tightening torque for connections 2 N.m Insulated crimp terminals (round tabs, eyelet type) M5 Display Green LED (load supplied) Housing UL94V0 80g Weight STANDARDS IEC60947-1 STANDARDS Standards Protection level IP20 Protection against direct touch Yes Yes CE marking Pending UL, cULUS and VDE approvals DIMENSIONS AND ACCESSORIES Fig. 8 DIMENSIONS (mm) ACCESSORIES FLAT TAB CONNECTION ADAPTORS 1L587000 Please consult our website for other accessory references (Heatsinks, mounting adaptors, thermal grease…) celduc® r e l a i s www.celduc.com 5, rue Ampère B.P. 30004 42290 SORBIERS - France Phone : 33 (0) 4 77 53 90 21 Fax : 33 (0) 4 77 53 85 51 Email : [email protected]