BlueSea Systems 2023 Catalog BATTERY MANAGEMENT 47 SI-ACR Automatic Charging Relay With Optional Start Isolation Automatically combines batteries during charging, isolates batteries when discharging and when starting engines • 120A continuous rating to support high output alternators • 12V/24V DC auto ranging voltage input • Senses charging on two battery banks • Side and bottom knockouts for cable connections • Clip-on cover insulates terminal connections • Studs accept multiple cable terminals • One-piece stainless flange nuts ensure safe and secure connections • Integrated LED indicates ACR status • Quick connect terminals for ground and optional features • Optional Start Isolation allows temporary isolation of House loads from Engine circuit during engine cranking to protect sensitive electronics from sags and spikes • Remote LED indicates ACR states - requires optional LED (p. 153) cover off Add-A-Battery page 48 e-Series Battery Switch page 32 WeatherDeck OFF-ON Toggle Switch page 96 MRBF Terminal Fuse Blocks page 68 LEDs page 153 For the full list of specifications see page 53 For the dimensioned drawing see page 41 Part # 7610 Intermittent Rating: 5 min. 210A Continuous Rating 120A Amperage Operating Current (Combine) 175mA Amperage Operating Current (Open) 15mA Nominal Voltage 12V / 24V DC Cable Size (to meet current ratings) 1 AWG (50mm²) Maximum Cable Size 1/0 AWG (50mm²) Terminal Stud Size 3/8"-16 (M10) Relay Contact Position 12V DC 24V DC Combine (30 sec.) 13.6V DC 27.2V DC Combine (2 min.) 13.0V DC 26.0V DC Open (10 sec.) 12.35V DC 24.7V DC Open (30 sec.) 12.75V DC 25.5V DC Over Voltage Lockout 16.0V DC 30.0V DC Under Voltage Lockout 9.5V DC 19.0V DC Under Voltage Recovery 10.0V DC 20.0V DC Regulatory CE marked, ISO 8846, meets UL 1500 and SAE J1171 external ignition protection requirements IP67 - protected against immersion up to 1 meter for 30 minutes (see inside back cover) IGNITION PROTECTED Related Products