PFRY Resettable Fuses www.schurter.com/pg01_1 Radial Leaded Fuse, PTC, 72 VDC RY11 00 72.0 VDC · 1.1 - 3.75 A Description Applications -Replacement for PFRX type -Max. rated voltage 72 VDC Standards -Security and fire alarm systems -Loud speakers -Power transformers Approvals General Product Information Packaging Details References -UL 1434 -CSA C22.2 no. 0, TIL no. CA-3A Weblinks -UL File Number: E172175 Approvals, RoHS, CHINA-RoHS, Distributor-Stock-Check, Accessories, Product Change Notification (PCN) Technical Data V max Imax I hold Mounting Allowable Operation Temp. Material: Terminals Weight Storage Conditions Product Marking 72.0 VDC 40 A 1.1 - 3.75 A PCB,THT -40 °C to 85 °C Tin-Plated Copper 3g 0 °C to 40 °C, max. 70% r.h. , Type, Current Soldering Methods Solderability Resistance to Soldering Heat Passing Aging Humidity Aging Thermal Shock Vibration Resistance to Solvents Wave 235 °C / 2 sec 260 °C / 10 sec +85 °C, 1000 Hours -> +/- 5% Typical Resistance Change +85 °C, 85% r.h., 1000 Hours -> +/5% Typical Resistance Change +85 °C to -55 °C, 10 Times -> +/- 10% Typical Resistance Change MIL-STD-883C, Method 2007.1, Test Condition A MIL-STD-202, Methode 215 Dimensions E 1.3 B A D C C PFRY.110 - PFRY.375 Drilling diagram Fuses PFRY Resettable Fuses www.schurter.com/pg01_1 Dimensions A max [mm] B max [mm] C min [mm] C max [mm] D min [mm] E max [mm] Ø Lead [mm] Order Number 10.84 16.8 4.4 5.8 7.6 3 0.81 PFRY.110 12.26 18.3 4.4 5.8 7.6 3 0.81 PFRY.135 13.94 19.9 4.4 5.8 7.6 3 0.81 PFRY.160 15.18 21.2 4.4 5.8 7.6 3 0.81 PFRY.185 17.84 23.8 9.5 10.9 7.6 3 0.81 PFRY.250 20.67 23.8 9.5 10.9 7.6 3 0.81 PFRY.300 23.51 29.6 9.5 10.9 7.6 3 0.81 PFRY.375 Thermal Derating Chart Ihold [A] -40 °C -20 °C 0 °C 23 °C 40 °C 50 °C 60 °C 70 °C 85 °C Order Number 1.71 1.5 1.31 1.1 0.89 0.79 0.69 0.59 0.44 PFRY.110 2.09 1.84 1.61 1.35 1.09 0.97 0.85 0.73 0.54 PFRY.135 2.48 2.18 1.9 1.6 1.3 1.15 1.01 0.86 0.64 PFRY.160 2.87 2.52 2.2 1.85 1.5 1.33 1.17 1 0.74 PFRY.185 3.88 3.4 2.98 2.5 2.03 1.8 1.58 1.35 1 PFRY.250 4.65 4.08 3.57 3 2.43 2.16 1.89 1.62 1.2 PFRY.300 5.81 5.1 4.46 3.75 3.04 2.7 2.36 2.03 1.5 PFRY.375 Electrical Characteristics at 23 °C V max [VDC] I max [A] I hold [A] I trip [A] R initial min [Ω] R initial max [Ω] R 1hour max [Ω] Max Time to trip [A] Max Time to Trip [s] Tripped Power Dissipation [W] Order Number 72.0 40 1.1 2.2 0.15 0.25 0.38 5.5 8.2 - PFRY.110 72.0 40 1.35 2.7 0.12 0.19 0.3 6.75 9.6 1.70 PFRY.135 72.0 40 1.6 3.2 0.09 0.14 0.22 8 11.4 1.90 PFRY.160 72.0 40 1.85 3.7 0.08 0.12 0.19 9.25 12.6 2.10 PFRY.185 72.0 40 2.5 5 0.05 0.08 0.13 12.5 15.6 2.50 PFRY.250 72.0 40 3 6 0.04 0.06 0.1 15 19.8 2.80 PFRY.300 72.0 40 3.75 7.5 0.03 0.05 0.08 18.75 24 3.20 PFRY.375 Packaging Unit PFRY.xxxBulk (500 pcs.) Fuses PFRY Resettable Fuses www.schurter.com/pg01_1 Time-Current-Curves 1000 PFRY.250.2 100 PFRY.300.2 PFRY.375.2 Time to Trip in Seconds 10 PFRY.110.2 PFRY.135.2 1 PFRY.160.2 PFRY.185.2 0.1 0.01 0.001 0.1 1 10 100 Fault Current in Amperes The specifications, descriptions and illustrations indicated in this document are based on Fuses current information. All content is subject to modifications and amendments.