Blue Sea Systems Ml-Series Heavy Duty Automatic Charging Relay 7622

500 amp rated ML-ACR automatically combines (2) 12 volt DC battery banks during charging & isolates batteries when they are discharging or when starting engines.

• ML-ACR automatic charging relay with manual override control
• Manual control switch provides an added level of safety allowing control with or without power
• Control switch can be locked in OFF position for safety during servicing
• Start isolation can be configured for temporary isolation of house loads from engine circuit during engine cranking to protect sensitive electronics
• Engine Isolation can be configured for isolation of two engines while both are running to protect engine electronics and maximize alternator output
• Magnetic Latch ACR draws very low current to monitor terminal voltage in the “ON” or “OFF” states
• Allows paralleling of battery banks for emergency starting
• Automatically manages the charging of two large battery banks
• Senses charging from two separate sources
• LED output to remotely indicate when batteries are combined, isolated, in voltage lockout, or in start or engine isolation
• Includes Remote Control Contura Switch PN 2146 (ON-OFF-ON action)
• 12 volt DC coil voltage
• Bi-stable ML-coil function
• 300 amps @ 12 volts DC live current switching rating
• 500 amp continuous rating
• 700 amp intermittent rating
• 3/8-16 (M10) tin-plated copper terminal stud
• 7/8 in. (22 mm) stud length to accept multiple cable terminals
• 1 /4 in. x .032 in. male quick connect terminal for ground
• Silver alloy contacts provide high reliability for switching live loads
• One piece stainless flange nuts ensures secure connections
• Stripped wire cable end
• Label recesses for circuit identification
• Waterproof rated IP66 protected against powerful water jets
• Meets ISO 8846 and SAE J1171 ignition protection requirements
• CE marked