ACR Automatic Charging Relay – 12/24V DC 120A

BEP

QAR 0.00

SI-ACR Automatic Charging Relay – 12/24V DC 120A
Automatically combines batteries during charging, isolates batteries when discharging and when starting engines
Features

  • Protects sensitive electronics by temporary isolation of house loads from engine circuit during engine cranking
  • Designed for 12 or 24 volt systems
  • 12/24 volt auto ranging voltage input
  • Hermetically sealed contacts/vaporproof
  • Ignition protected—safe for installation aboard gasoline powered boats
  • Supports high-output alternators up to 120 Amperes
  • Dual sensing
  •  
    Optional Features

  • Start Isolation allows temporary isolation of House loads from Engine circuit during engine cranking to protect sensitive electronics from sags and spikes
  • Remote LED remotely indicates ACR states – requires optional LED
  • Specifications
    Nominal Voltage12V DC
    24V DC
    Start IsolationYes
    Amperage Operating Current175mA (combined)
    15mA (open)
    Terminal Stud Torque140 in-lb (15.82 Nm)
    Continuous Rating120A
    Intermittent Rating210A (5 min)
    Cable Size to Meet Ratings1/0 AWG
    Stud MaterialTinned Copper
    Terminal Ring Diameter Clearance1.12in (28.45 mm)
    Terminal Stud Length0.875in (22.23 mm)
    Terminal Stud Size3/8″ – 16 (M10)
    Relay Contact Position
    Combine 30 sec13.6V @ 12 V
    27.2V @ 24 V
    Combine 90 sec13.0V @ 12 V
    26.0V @ 24 V
    Open 10 sec12.35V @ 12 V
    24.7V @ 24 V
    Open 30 sec12.75V @ 12 V
    25.5V @ 24 V
    Open High16.0V @ 12 V
    30.0V @ 24 V
    Over Voltage Lockout16.0V @ 12V
    32.0V @ 24V
    Under Voltage Lockout9.5V @ 12 V
    19V @ 24 V
    Weight1.25lb (0.57 kg)

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