https://www.phoenixcontact.com/us/products/2975722 Multiple relay module - UMK- 8 RELS/KSR-24/21/21 - 2975722 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) VARIOFACE module, with plug-in bases for 8 miniature relays with two PDT contacts, with light indicator Key Commercial Data Packing unit 1 pc GTIN GTIN 4017918100810 Weight per Piece (excluding packing) 260.000 g Custom tariff number 85364190 Country of origin Germany Technical data Note Utilization restriction EMC: class A product, see manufacturer's declaration in the download area Dimensions Width 168.8 mm Height 77 mm Depth 59 mm Ambient conditions Ambient temperature (operation) -20 C ... 50 C Ambient temperature (storage/transport) -20 C ... 70 C Input data 04/28/2019 Page 1 / 6 https://www.phoenixcontact.com/us/products/2975722 Multiple relay module - UMK- 8 RELS/KSR-24/21/21 - 2975722 Technical data Input data Nominal input voltage UN 24 V DC 10 % Input voltage range in reference to UN 0.9 ... 1.1 Type of protection Free-wheeling diode Protective circuit/component Damping diode Type of protection Reverse polarity protection Protective circuit/component Polarity protection diode Status display/channel Yellow LED Output data Contact type 2 PDT Maximum switching voltage 250 V AC Limiting continuous current 5A Error detection (line break / short-circuit) no General No. of channels 8 Compatible components Miniature relays or miniature optocouplers With components no Mounting position any Housing insulation material PVC, side panel PA non-reinforced, Color green Connection data for connection 1 Connection name Input Connection method Screw connection Stripping length 6 mm Screw thread M3 Conductor cross section solid 0.14 mm ... 1.5 mm Conductor cross section flexible 0.14 mm ... 1.5 mm Conductor cross section AWG 26 ... 14 Number of connections 1 Number of positions 10 Connection data for connection 2 Connection name Output Connection method Screw connection Stripping length 6 mm Screw thread M3 Conductor cross section solid 0.14 mm ... 1.5 mm 04/28/2019 Page 2 / 6 https://www.phoenixcontact.com/us/products/2975722 Multiple relay module - UMK- 8 RELS/KSR-24/21/21 - 2975722 Technical data Connection data for connection 2 Conductor cross section flexible 0.14 mm ... 1.5 mm Conductor cross section AWG 26 ... 14 Number of connections 48 Number of positions 6 Standards and Regulations Standards/regulations DIN VDE 0110 Degree of pollution 2 Overvoltage category III Environmental Product Compliance Lead 7439-92-1 China RoHS Environmentally Friendly Use Period = 50 For details about hazardous substances go to tab "Downloads", Category "Manufacturer's declaration" Drawings Circuit diagram 8 2 - - 8 181 81 84 82 184 182 1 121 21 24 22 124 122 2 111 11 14 12 114 112 1 Classifications eCl@ss eCl@ss 5.0 27371603 eCl@ss 5.1 27371000 eCl@ss 6.0 27371600 eCl@ss 7.0 27371603 eCl@ss 8.0 27371603 eCl@ss 9.0 27371603 ETIM ETIM 2.0 EC001456 ETIM 3.0 EC001456 04/28/2019 Page 3 / 6 https://www.phoenixcontact.com/us/products/2975722 Multiple relay module - UMK- 8 RELS/KSR-24/21/21 - 2975722 Classifications ETIM ETIM 4.0 EC001456 ETIM 5.0 EC001456 ETIM 6.0 EC001456 ETIM 7.0 EC001456 UNSPSC UNSPSC 6.01 30211916 UNSPSC 7.0901 39121543 UNSPSC 11 39121543 UNSPSC 12.01 39121543 UNSPSC 13.2 39122326 Approvals Approvals Approvals EAC Ex Approvals Approval details EAC RU CDE.A*30.B.01082 Accessories Accessories Retaining bracket Retaining bracket - SIM-ERSN-HB-KSR - 2271468 Retainer, for miniature switching relays or miniature optocouplers 04/28/2019 Page 4 / 6 https://www.phoenixcontact.com/us/products/2975722 Multiple relay module - UMK- 8 RELS/KSR-24/21/21 - 2975722 Accessories Retaining bracket - SIM-ERSN-HB-KSR/MET - 2271497 Retainer, for miniature switching relays or miniature optocouplers Retaining bracket - SIM-ERSN-HB-MR - 2271471 Retainer, for miniature relay Retaining bracket - SIM-ERSN-HB-MR/MET - 2271510 Retainer, for miniature relay Single relay Single relay - REL-MR- 24DC/21-21 - 2961192 Plug-in miniature power relay, with power contact, 2 PDTs, input voltage 24 V DC Single relay - REL-MR- 24DC/21-21AU - 2961215 Plug-in miniature power relay, with multi-layer gold contact, 2 PDTs, input voltage 24 V DC 04/28/2019 Page 5 / 6 https://www.phoenixcontact.com/us/products/2975722 Phoenix Contact 2019 (c) - all rights reserved http://www.phoenixcontact.com 04/28/2019 Page 6 / 6