Blue Sea Systems ML-Series Remote Battery Switch with Manual Control Auto-Release

500A magnetic latching switch provides high amperage switching under load, manually or from remote locations.

Auto Releasing ML-Series Remote Battery Switch with SPST Switching Provides 500A switching and features of current ML Remote Battery Switches, but can be controlled with SPST or SPDT switch for applications where a normally open relay is desired

Features:

• Manual override knob provides an added level of safety allowing control with or without power and offering LOCKED OFF capability for servicing
• LED output to remotely indicate switch state - requires optional LED
• 3/8"-16 tin-plated copper studs for maximum conductivity and corrosion resistance
• 7/8" (22 mm) stud length accepts multiple cable terminals
• Label recesses for circuit identification
• Silver alloy contacts provide high reliability for switching live loads

General Specifications:

• Manual Control : Yes
• Mounting: #10
• Amperage Operating Current: 8mA when OFF, 13mA when ON
• Amperage Operating Current when changing state: <4A (40 ms)
• Terminal Stud Torque: 140 in-lb (15.82 Nm)
• Continuous Rating : 500A
• Intermittent Rating : 700A (5 min)
• Cranking Rating 30 sec : 1450A DC
• Minimum Operating Temperature: -10° C
• Maximum Operating Temperature: 60° C
• Cable Size to Meet Ratings: 2x (4/0)
• Live Current Switching: 300A @ 12V DC
• Master Control Switch Capability: Yes
• Mechanical Endurance: 100,000 Cycles
• Switching Cycles: 100000
• Terminal Ring Diameter Clearance: 1.18" (29.97 mm)
• Terminal Stud Length: 0.875" (22.23 mm)
• Terminal Stud Size: 3/8" - 16 (M10)

12V Battery Switch Specifications:

• Control Circuit Voltage: 10.1 to 16.5V DC
• Nominal Voltage: 12V DC
• Coil Function : Auto-Releasing

24V Battery Switch Specifications:

• Control Circuit Voltage: 20.2 to 32.9V DC
• Nominal Voltage: 24V DC
• Coil Function : Auto-Releasing

Wire Size and Current Ratings:

• Wire Size	Cranking 30 sec.	Intermittent 5 min.	Continuous (UL 1107)
  2/0 AWG (70 sq.mm)	1000A	400A	225A
  4/0 AWG (120 sq.mm)	1100A	400A	300A
  2× 4/0 AWG (2x 120 sq.mm)	1450A	700A	500A

Installation Instructions