New Blue Sea Systems SI-ACR automatic charging relay for 12V and 24V DC systems up to 120 amps. Part number 7610. 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

Specifications

• Nominal Voltage: 12V DC
• 24V DC
• Start Isolation: Yes
• Amperage Operating Current: 175mA (combined), 15mA (open)
• Terminal Stud Torque: 140 in-lb (15.82 Nm)
• Continuous Rating: 120A
• Intermittent Rating: 210A (5 min)
• Cable Size to Meet Ratings: 1/0 AWG
• Terminal Ring Diameter Clearance: 1.12in (28.45 mm)
• Terminal Stud Length: 0.875in (22.23 mm)
• Terminal Stud Size: 3/8" - 16 (M10)
• Weight: 1.25lb (0.57 kg)

Relay Contact Position

• Combine 30 sec: 13.6V @ 12V, 27.2V @ 24V
• Combine 90 sec: 13V @ 12V, 26V @ 24V
• Open 10 sec: 12.35V @ 12V, 24.7V @ 24V
• Open 30 sec: 12.75V @ 12V, 25.5V @ 24V
• Open High: 16V @ 12V, 30V @ 24V
• Over Voltage Lockout: 16V @ 12V, 32V @ 24V
• Under Voltage Lockout: 9.5V @ 12V, 19V @ 24V

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