Product Datasheet DCNLEV50 SERIES HIGH CURRENT HIGH VOLTAGE DC CONTACTOR RELAY Ordering Information Please see page 2 for more information Specifications Overview Amperage: 50A Continuous Carry Bottom Housing: Nylon UL 94-V0 Mount Voltage Rating: 750V Side Mount Output Connectors: M5 Bolt and Lockwasher Connections Connectors: Wire Leads for Control Circuit Ingress Protections: IP67 Operating Temperature: -40 to 85C Circuitry: SPST NO Coil Voltage: B: 12V DC Nominal, 8-16V DC Working C: 24V DC Nominal, 16-28V DC Working E: 48V DC Nominal, 33-52V DC Working Max Coil Inrush Current: B: 461mA Max to Coil C: 250mA Max to Coil E: 122mA Max to Coil Description Mounting: M4 Size: 46mm x 58mm x 41mm High current and high voltage DC contactor relays for electric vehicle applications such as charging station, battery power Mounting Bolt Torque: 2.3 Nm (20 in-lb) supply, motor control, circuit protection, and other switch Contact Torque: 3.4 - 4.5 Nm (30 - 40 in-lb) controls. Can also be used in uninterruptible power supply Terminals: M5 Silver Plated Copper and industrial machinery. Are available with polarized and non- Approvals: UL File No. E510407 Recognized polarized contacts to best suit electrical systems polarity. Web Resources Features and Benefits High current (50A) and high voltage (900V) contactor for Download 2D print and technical resources at: EV applications littelfuse.com/DCNLEV50 Compact structure, helping reduce noise when turned on Electrical Diagram Sealed IP67, gas-filled relay which mitigates arcing No mounting orientation restrictions OPTIONAL OPTIONAL Designed and manufactured under the IATF16949 certification for Automotive Quality Systems. AUX. CONTACT AUX. CONTACT BLACK BLACK Designed specifically for automotive applications. Applications -A2 +A1 NEG. TERM. POS. TERM. Battery Electric Vehicles Hybrid Electric Vehicles COIL Material Handling WHITE WHITE Electric Maintenance and Transport Vehicles Industrial Applications littelfuse.com 1 of 3 2021 Littelfuse Commercial Vehicle Products Rev: 071921Product Datasheet DCNLEV50 SERIES HIGH CURRENT HIGH VOLTAGE DC CONTACTOR RELAY Ordering Information PART DESCRIPTION NUMBER DCNLEV50-BS High Voltage DC Contactor Relay Side Mount with Polar Load Terminals DCNLEV50-BSN High Voltage DC Contactor Relay Side Mount Non-Polar DCNLEV50-B High Voltage DC Contactor Relay Bottom Mount with Polar Load Terminals DCNLEV50-BN High Voltage DC Contactor Relay Bottom Mount Non-Polar High Voltage DC Contactor Relay Side Mount with Auxiliary Circuit DCNLEV50-BAS with Polar Load Terminals DCNLEV50-BASN High Voltage DC Contactor Relay Side Mount with Auxiliary Circuit Non-Polar High Voltage DC Contactor Relay Bottom Mount with Auxiliary Circuit DCNLEV50-BA with Polar Load Terminals DCNLEV50-BAN High Voltage DC Contactor Relay Bottom Mount with Auxiliary Circuit Non-Polar DCNLEV50-CS High Voltage DC Contactor Relay Side Mount with Polar Load Terminals DCNLEV50-CSN High Voltage DC Contactor Relay Side Mount Non-Polar DCNLEV50-C High Voltage DC Contactor Relay Bottom Mount with Polar Load Terminals DCNLEV50-CN High Voltage DC Contactor Relay Bottom Mount Non-Polar High Voltage DC Contactor Relay Side Mount with Auxiliary Circuit DCNLEV50-CAS with Polar Load Terminals DCNLEV50-CASN High Voltage DC Contactor Relay Side Mount with Auxiliary Circuit Non-Polar High Voltage DC Contactor Relay Bottom Mount with Auxiliary Circuit DCNLEV50-CA with Polar Load Terminals DCNLEV50-CAN High Voltage DC Contactor Relay Bottom Mount with Auxiliary Circuit Non-Polar DCNLEV50-ES High Voltage DC Contactor Relay Side Mount with Polar Load Terminals DCNLEV50-ESN High Voltage DC Contactor Relay Side Mount Non-Polar DCNLEV50-E High Voltage DC Contactor Relay Bottom Mount with Polar Load Terminals DCNLEV50-EN High Voltage DC Contactor Relay Bottom Mount Non-Polar High Voltage DC Contactor Relay Side Mount with Auxiliary Circuit DCNLEV50-EAS with Polar Load Terminals DCNLEV50-EASN High Voltage DC Contactor Relay Side Mount with Auxiliary Circuit Non-Polar High Voltage DC Contactor Relay Bottom Mount with Auxiliary Circuit DCNLEV50-EA with Polar Load Terminals DCNLEV50-EAN High Voltage DC Contactor Relay Bottom Mount with Auxiliary Circuit Non-Polar * Box Packaging Available littelfuse.com 2 of 3 2021 Littelfuse Commercial Vehicle Products Rev: 071921 COIL VOLTAGE 12V DC COIL VOLTAGE 24V DC COIL VOLTAGE 48V DC AUXILIARY CONTACT SPST-NO BOTTOM MOUNT SIDE MOUNT NON-POLARIZED TERMINALS