New Product Sales Sheet SD Series High-Amp Relay All-vehicle remote disconnect switching For applications with continuous high-current, large engine starting needs, or high ambient temperatures Bi-stable internal mechanism. Draws no current in On or Off state Supports USDOT 11579 and EU ADR requirements for hazmat transportation vehicles Dual pole model enables switching of two circuits, both positive and negative, or 12V and 24V circuits Ordering Information Part No. Description 880103 SD Single Pole Relay 600A 880107 SD Dual Pole Relay 300A PN 880107, Dual Pole Features & Benefits Uses small control wires for operation: eliminates the cost and weight of routing large copper cables to operator accessible locations. Dedicated 24-hour output, thermally protected, for tachograph or other keep-alive functions. Supports multiple E-stop Off switch control applications. Ignition protected to SAE J1171 and ISO 8846 for installation in a battery box or on vehicles carrying hazardous loads. Auxiliary Relay contacts (normally open & normally closed) for Alternator Field Disconnect (AFD) or for additional vehicle system control. Littelfuse Commercial Vehicle Products D-655 Rev A Configurations Specifications Max continuous current per pole 300A (1 x 4/0 input/output cable) Max intermittent current per pole (30 sec) 1,500A (1 x 4/0 input/output cable) Max inrush current (1 sec) 3,000A (1 x 4/0 input/output cable) Live switching current (28V DC 20,000 operations) 300A make/300A break Dielectric Breakdown withstand 1,100 VDC, 2 min Auxiliary contact max switch / continuous current 3A / 3A 24 hr protected tachograph output max current 1A Ignition protection Meets ISO 8846 & SAE J1171 Ingress rating IP66/IP69K Temperature range -50c to 125C Humidity 0-95% RH Shock 30 G Vibration 8G Weight 1.95 lb www.littelfuse.com/cvp