SD Series High-Amp Relay, Remote Disconnect Switching. The SD series relay gives the option of an all-vehicle remote disconnect switch. It is ideally suited for applications with continuous high-current, large engine starting needs or high ambient temperatures. It utilises small control cables for operation eliminating the need to run heavy, expensive copper cables to the operator. This dual pole item enables switching of two circuits, positive and negative or 12 V and 24 V. It is SAE J1171 ignition protected and ISO 8846 rated for instillation in a battery box or on vehicles carrying hazardous loads. It also has a dedicated 24-hour output for tachograph and other keep-alive functions. Features and Benefits. Auxiliary Relay contacts (NO ; NC) for Alternator Field Disconnect (AFD) or for additional vehicle system control Supports multiple E-stop Off switch control applications Uses small control wires for operation Bi-stable internal mechanism draws no current in On or Off state Ingress rating: IP66/IP69K Operating temperature range: -50°C to +125°C More information:  | | Contact Configuration: | SPDT | Contact Current Rating: | 300 A | Number of Switch Positions: | 1 | Number of Contacts: | 2 | Voltage Rating: | 28V dc | Terminal Type: | Screw | Application: | Automotive | IP Rating: | IP66, IP69K | Contact Type: | Shorting | Maximum Operating Temperature: | +125°C | Minimum Operating Temperature: | -50°C | Standards Met: | ISO 8846, SAE J1171 |
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