2903702

https://www.phoenixcontact.com/us/products/2903702 Single relay - REL-PR3- 24DC/3X21 - 2903702 Please be informed that the data shown in this PDF Document is generated from our Online Catalog. Please find the complete data in the user's documentation. Our General Terms of Use for Downloads are valid (http://phoenixcontact.com/download) Plug-in high-power relay with power contacts, 3 PDTs, coil voltage: 24 V DC Key Commercial Data Packing unit 1 pc GTIN GTIN 4046356759144 Weight per Piece (excluding packing) 34.000 g Custom tariff number 85364190 Country of origin Poland Technical data Note Note The outputs are not suitable for switching different outer conductors. Do not use to separate SELV / PELV circuits from other circuits, because safe isolation is not guaranteed. Dimensions Width 38.6 mm Height 36.1 mm Depth 45.5 mm Ambient conditions Ambient temperature (operation) -40 °C ... 70 °C Ambient temperature (storage/transport) -40 °C ... 85 °C Maximum altitude ≤ 2000 m 11/06/2019   Page 1 / 10 https://www.phoenixcontact.com/us/products/2903702 Single relay - REL-PR3- 24DC/3X21 - 2903702 Technical data Ambient conditions Degree of protection RT I ≥ IP54 (Installation location) Coil side Nominal input voltage UN 24 V DC Typical input current at UN 56 mA Typical response time 20 ms Typical release time 15 ms Coil resistance 430 Ω ±10 % Power dissipation for nominal condition 1.34 W Contact side Contact type 3 PDTs Type of switch contact Single contact Contact material AgNi Maximum switching voltage 440 V AC 250 V DC Minimum switching voltage 10 V (At 24 mA) Min. switching current 10 mA (at 24 V) Maximum inrush current 50 A (20 ms, N/O contact) Limiting continuous current 16 A Interrupting rating (ohmic load) max. 384 W (at 24 V DC) 124 W (at 48 V DC) 108 W (at 60 V DC) 52 W (at 110 V DC) 70 W (at 220 V DC) 4000 VA (for 250 V AC) 4000 VA (at 440 V AC) 3-phase motor load 1500 W (at 400 V, AC3) Motor load according to UL 508 1/3 HP, 120 V AC (single-phase AC motor) 1/2 HP, 240 V AC (single-phase AC motor) 1/2 HP, 240 V AC (three-phase induction motor) General Test voltage relay winding/relay contact 2.5 kVrms (50 Hz, 1 min.) Test voltage PDT/PDT 2.5 kVrms (50 Hz, 1 min.) Operating mode 100% operating factor Mechanical service life approx. 10 cycles Service life, electrical see diagram 7 11/06/2019   Page 2 / 10 https://www.phoenixcontact.com/us/products/2903702 Single relay - REL-PR3- 24DC/3X21 - 2903702 Technical data General Mounting position any Connection data Connection method Plug connection Standards and Regulations Connection in acc. with standard CSA Standards/regulations IEC 60664 IEC 61810 Rated insulation voltage 250 V AC Rated surge voltage 4 kV Insulation Basic insulation Pollution degree 3 Overvoltage category III Environmental Product Compliance China RoHS Environmentally friendly use period: unlimited = EFUP-e No hazardous substances above threshold values Drawings 11/06/2019   Page 3 / 10 https://www.phoenixcontact.com/us/products/2903702 Single relay - REL-PR3- 24DC/3X21 - 2903702 Diagram Operating voltage range 11/06/2019   Page 4 / 10 https://www.phoenixcontact.com/us/products/2903702 Single relay - REL-PR3- 24DC/3X21 - 2903702 Diagram Interrupting rating 11/06/2019   Page 5 / 10 https://www.phoenixcontact.com/us/products/2903702 Single relay - REL-PR3- 24DC/3X21 - 2903702 Diagram Electrical service life 11/06/2019   Page 6 / 10 https://www.phoenixcontact.com/us/products/2903702 Single relay - REL-PR3- 24DC/3X21 - 2903702 Diagram Service life reduction factor 11/06/2019   Page 7 / 10 https://www.phoenixcontact.com/us/products/2903702 Single relay - REL-PR3- 24DC/3X21 - 2903702 Circuit diagram Classifications eCl@ss eCl@ss 4.0 27371100 eCl@ss 4.1 27371100 eCl@ss 5.0 27371600 eCl@ss 5.1 27371600 eCl@ss 6.0 27371600 eCl@ss 7.0 27371601 eCl@ss 8.0 27371601 eCl@ss 9.0 27371601 ETIM ETIM 2.0 EC001437 ETIM 3.0 EC001437 ETIM 4.0 EC001437 ETIM 5.0 EC001437 ETIM 6.0 EC001437 ETIM 7.0 EC001437 11/06/2019   Page 8 / 10 https://www.phoenixcontact.com/us/products/2903702 Single relay - REL-PR3- 24DC/3X21 - 2903702 Classifications UNSPSC UNSPSC 6.01 30211916 UNSPSC 7.0901 39121515 UNSPSC 11 39121515 UNSPSC 12.01 39121515 UNSPSC 13.2 39122334 Approvals Approvals Approvals CSA / UL Recognized / cUL Recognized / EAC / cULus Recognized Ex Approvals Approval details CSA    http://www.csagroup.org/services-industries/product-listing/  2554095 UL Recognized    http://database.ul.com/cgi-bin/XYV/template/LISEXT/1FRAME/index.htm  FILE E 172140 cUL Recognized    http://database.ul.com/cgi-bin/XYV/template/LISEXT/1FRAME/index.htm  FILE E 172140 EAC      TR_TS_D_00573_c cULus Recognized       11/06/2019   Page 9 / 10 https://www.phoenixcontact.com/us/products/2903702 Single relay - REL-PR3- 24DC/3X21 - 2903702 Accessories Additional products Relay base - RIF-4-BPT/3X21 - 2900961 RIF-4... relay base, for high-power relay with 2 or 3 PDTs or 3 N/O contacts, Push-in connection, plug-in option for input/ suppressor modules, for mounting on NS 35/7,5     Relay base - RIF-4-BSC/3X21 - 2900960 RIF-4... relay base, for high-power relay with 2 or 3 changeover contacts or 3 N/O contacts, screw connection, plug-in option for input/interference suppression modules, for mounting on NS 35/7,5     Phoenix Contact 2019 © - all rights reserved http://www.phoenixcontact.com 11/06/2019   Page 10 / 10