https://www.phoenixcontact.com/us/products/2903683 Single relay-REL-IR4/L- 24AC/4X21AU-2903683 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 industrial relay with power contacts and additional hard gold plating, 4 PDTs, test button, status LED, mechanical switch setting display, coil voltage: 24 V AC Key Commercial Data Packing unit 1 pc Minimum order quantity 10 pc GTIN GTIN 4046356758963 Weight per Piece (excluding packing) 34.000 g Custom tariff number 85364190 Country of origin Poland Technical data Dimensions Width 21.2 mm Height 27.5 mm Depth 35.6 mm Ambient conditions Ambient temperature (operation) -40 C ... 55 C Ambient temperature (storage/transport) -40 C ... 85 C Degree of protection RT I Coil side Nominal input voltage UN 24 VAC 08/25/2020Page1/10 https://www.phoenixcontact.com/us/products/2903683 Single relay-REL-IR4/L- 24AC/4X21AU-2903683 Technical data Coil side Input voltage range in reference to UN see diagram Mains frequency 50/60 Hz Typical input current at UN 66 mA Typical response time 5 ms ... 15 ms (depending on phase relation) Typical release time range 5 ms ... 20 ms (depending on phase relation) Status display Yellow LED Power dissipation for nominal condition 1.58 W Contact side Contact type 4 PDTs Type of switch contact Single contact Contact material AgNi, hard gold-plated Note If the specified maximum values for multi-layer contact relays are exceeded, the gold plating is destroyed. The maximum values of the power contact relay are then valid. This can result in a shorter service life than with a pure power contact. Maximum switching voltage 30 VAC 36 VDC Minimum switching voltage 2 V (At 24 mA) Min. switching current 2 mA (24VDC) Maximum inrush current 50 mA Limiting continuous current 50 mA Interrupting rating (ohmic load) max. 1.2 W (at 24 V DC) Switching capacity min. 48 mW Motor load according to UL 508 1/3HP, 240VAC Contact side (with destroyed gold layer) Contact material AgNi Note the following values are applicable if a gold layer is destroyed Maximum switching voltage 250 V AC/DC Minimum switching voltage 5 V (At 24 mA) Limiting continuous current 6A Maximum inrush current 16 A (20 ms, N/O contacts) Min. switching current 5 mA (at 24 V) Interrupting rating (ohmic load) max. 144 W (at 24 V DC) 124 W (at 48 V DC) 108 W (at 60 V DC) 52 W (at 110 V DC) 48 W (at 220 V DC) 08/25/2020Page2/10 https://www.phoenixcontact.com/us/products/2903683 Single relay-REL-IR4/L- 24AC/4X21AU-2903683 Technical data Contact side (with destroyed gold layer) 1500 VA (for 250 V AC) Switching capacity 2 A (at 24 V, DC13) 0.22 A (at 120 V, DC13) 0.11 A (at 250 V, DC13) 1.5 A (at 24 V, AC15) 1.5 A (at 120 V, AC15) 1 A (at 240V, AC15) General Test voltage relay winding/relay contact 2.5 kVrms (50 Hz, 1 min.) Test voltage PDT/PDT 2 kVrms (50 Hz, 1 min.) Operating mode 100% operating factor Mechanical service life approx. 2x 10 cycles Service life, electrical see diagram Mounting position any 7 Connection data Connection method Plug connection Standards and Regulations Connection in acc. with standard CSA Standards/regulations IEC60664 IEC 61810 Rated insulation voltage 250 VAC Rated surge voltage 2.5 kV Insulation Basic insulation Pollution degree 2 Overvoltage category II Environmental Product Compliance China RoHS Environmentally Friendly Use Period = 50 years For details about hazardous substances go to tab "Downloads", Category "Manufacturer's declaration" Drawings 08/25/2020Page3/10 https://www.phoenixcontact.com/us/products/2903683 Single relay-REL-IR4/L- 24AC/4X21AU-2903683 Diagram Operating voltage range 08/25/2020Page4/10 https://www.phoenixcontact.com/us/products/2903683 Single relay-REL-IR4/L- 24AC/4X21AU-2903683 Diagram Interrupting rating 08/25/2020Page5/10 https://www.phoenixcontact.com/us/products/2903683 Single relay-REL-IR4/L- 24AC/4X21AU-2903683 Diagram Electrical service life 08/25/2020Page6/10 https://www.phoenixcontact.com/us/products/2903683 Single relay-REL-IR4/L- 24AC/4X21AU-2903683 Diagram Service life reduction factor 08/25/2020Page7/10 https://www.phoenixcontact.com/us/products/2903683 Single relay-REL-IR4/L- 24AC/4X21AU-2903683 Circuit diagram Classifications eCl@ss eCl@ss 10.0.1 27371601 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 08/25/2020Page8/10 https://www.phoenixcontact.com/us/products/2903683 Single relay-REL-IR4/L- 24AC/4X21AU-2903683 Classifications ETIM ETIM 7.0 EC001437 UNSPSC UNSPSC 6.01 30211916 UNSPSC 7.0901 39121515 UNSPSC 11 39121515 UNSPSC 12.01 39121515 UNSPSC 13.2 39122334 UNSPSC 18.0 39122334 UNSPSC 19.0 39122334 UNSPSC 20.0 39122334 UNSPSC 21.0 39122334 Approvals Approvals Approvals CSA / UL Recognized / cUL Recognized / VDE Zeichengenehmigung / 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 08/25/2020Page9/10 https://www.phoenixcontact.com/us/products/2903683 Single relay-REL-IR4/L- 24AC/4X21AU-2903683 Approvals http://www2.vde.com/de/Institut/Online-Service/ VDE-gepruefteProdukte/Seiten/Online-Suche.aspx 40040427 EAC TR_TS_D_00573_c cULus Recognized VDE Zeichengenehmigung Accessories Additional products Relay base-RIF-2-BPT/4X21-2900934 RIF-2... relay base, for industrial relay with 2 or 4 PDTs, push-in connection, plug-in option for input/suppressor modules, for mounting on NS 35/7,5 Relay base-RIF-2-BSC/4X21-2900932 RIF-2... relay base, for industrial relay with 2 or 4 changeover contacts, screw connection, plug-in option for input/ interference suppression modules, for mounting on NS 35/7,5 Phoenix Contact 2020 (c) - all rights reserved http://www.phoenixcontact.com 08/25/2020Page10/10