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Home  >  Battery Management  >  Battery Chargers  > Blue Sea Systems 7622 Automatic Charging Relay,

Blue Sea Systems 7622 Automatic Charging Relay, 500A, 12V DC - Bulk Packaging

Item #: 78004B
Manufacturer Item: 7622B
Manufacturer: Blue Sea Systems
Min. Order Qty: 1
Available: 5
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Not packaged for retail use. For retail product, see item 78004
  • Blue Sea Systems 7622 Automatic Charging Relay - Bulk Packaging
  • Category: Battery Chargers
  • Manufacturer: Blue Sea Systems
  • Includes ML-Series Remote Control Contura Switch
  • Automatically manages the charging of two large battery banks
  • Allows paralleling of battery banks for emergency starting
  • 500 Ampere continuous rating to support high-output alternators
  • Magnetic Latch (ML) - ACR draws very low current (<40mA to monitor terminal voltage) in the "ON" or "OFF" states, and draws moderate current for very short time when changing state
  • Dual sensing - senses charge on both battery banks
  • Start Isolation (SI) - can be configured for temporary isolation of House loads from Engine circuit during engine cranking to protect sensitive electronics
  • Engine Isolation (EI) - can be configured for isolation of two engines while both are running to protect engine electronics and maximize alternator output
  • LED output to remotely indicate when batteries are combined, isolated, in voltage lockout, or in Start or Engine isolation
  • 3/8"-16 tin-plated copper studs for maximum conductivity and corrosion resistance
  • 7/8" (22mm) stud length accepts multiple cable terminals
  • Amperage rating of 500A Continuous or 700A for up to 5 minutes
  • Amperage Operating Current of 13mA
  • <7.0A Operating Current when changing state
  • Cranking Rating for 10 sec @ 2500A, 1 min @ 1100A
  • 4/0 AWG Cable Size to Meet Ratings
  • 300A @ 12V DC Live Current Switching
  • 100,000 Switching Cycles
  • Relay Contact Position:
    • Combine 30 sec: 13.5V 
    • Combine 90 sec: 13.0V 
    • Open 10 sec: 12.35V 
    • Open 30 sec: 12.75V 
    • Open High: 16.2V 
WARNING: Cancer and Reproductive Harm www.P65Warnings.ca.gov

Battery Chargers

Nominal Voltage