DCNLB Series - DCNLB 48V High-Current DC Contactor Relay

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Littelfuse products are not designed for, and shall not be used for, any purpose (including, without limitation, automotive, military, aerospace, medical, life-saving, life-sustaining or nuclear facility applications, devices intended for surgical implant into the body, or any other application in which the failure or lack of desired operation of the product may result in personal injury, death, or property damage) other than those expressly set forth in applicable Littelfuse product documentation. Warranties granted by Littelfuse shall be deemed void for products used for any purpose not expressly set forth in applicable Littelfuse documentation. Littelfuse shall not be liable for any claims or damages arising out of products used in applications not expressly intended by Littelfuse as set forth in applicable Littelfuse documentation. The sale and use of Littelfuse products is subject to Littelfuse Terms and Conditions of Sale, unless otherwise agreed by Littelfuse. "Littelfuse" includes Littelfuse, Inc., and all of its affiliate entities.

Designed for the electric control systems of communication power supplies, uninterruptible power supplies (UPS), engineering machines, and more, the DCNLB Series 48V High-Current DC Contactor Relay is a normally closed relay that is available in single-coil and double-coil configurations. The high-current contactor relay is also available with coil voltage ratings of 24V, 48V, and 60V to suit various applications.

Features and Benefits

  • Up to 200A continuous current rating for high-current contact switching
  • Able to make and break up to 1600A
  • Main contacts are rated for 48V (typical) and 60V (max)
  • Coil voltage options include 24V, 48V, and 60V
  • Normally closed, monostable relay design
  • Available in single-coil and double-coil configurations
  • Non-polarized contacts

Applications

  • Communication Power Supplies
  • UPS

Access specifications, certifications, check availability and order parts below

Catalog #Current Rating (Continuous) in AmpsCurrent Rating (Inrush) in AmpsVoltage Rating MaxCircuitryIngress ProtectionInput TerminalsOutput TerminalsContact MaterialNormal PositionHardwareHousingMounting MethodRecommended TorqueAgency Approval - ShockAgency Approval - VibrationSamplesCompare
DCNLB100NB48200400A 5ms60SPST NCIP4XM8 BoltM8 BoltSilver alloy contactNormally ClosedTwo steel M8 boltsMetalSIDE MOUNT9-11N.mMechanical shock 5G 30msRandom vibration 1Hz~500Hz 1GOrder
DCNLB200NB24200800A 5ms60SPST NCIP4XM8 BoltM8 BoltSilver alloy contactNormally ClosedTwo steel M8 boltsMetalSIDE MOUNT9-11N.mMechanical shock 5G 30msRandom vibration 1Hz~500Hz 1GOrder
DCNLB200NB48200800A 5ms60SPST NCIP4XM8 BoltM8 BoltSilver alloy contactNormally ClosedTwo steel M8 boltsMetalSIDE MOUNT9-11N.mMechanical shock 5G 30msRandom vibration 1Hz~500Hz 1GOrder
DCNLB200NB48-01200800A 5ms60SPST NCIP4XM8 BoltM8 BoltSilver alloy contactNormally ClosedTwo steel M8 boltsMetalSIDE MOUNT9-11N.mMechanical shock 5G 30msRandom vibration 1Hz~500Hz 1GOrder
DCNLB200NB60200800A 5ms60SPST NCIP4XM8 BoltM8 BoltSilver alloy contactNormally ClosedTwo steel M8 boltsMetalSIDE MOUNT9-11N.mMechanical shock 5G 30msRandom vibration 1Hz~500Hz 1GOrder
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