M10i Internet Router Hardware Guide

A pair of threaded inserts (PEM nuts) are provided on the right rear of the chassis for connecting the router to earth ground.

CAUTION: Before router installation begins, a licensed electrician must attach a cable lug to the grounding and power cables that you supply. A cable with an incorrectly attached lug can damage the router (for example, by causing a short circuit).

To ground AC-powered and DC-powered routers, connect a grounding cable to earth ground and then attach it to the chassis grounding points. The grounding points are spaced at 0.625-in. (15.86-mm) centers. The accessory box shipped with the router includes the cable lug that attaches to the grounding cable. The grounding cable must be 14-AWG (2.5 mm2) single-strand-count wire cable, or as permitted by the local code.

NOTE: Additional grounding is provided to an AC-powered router when you plug its power supplies into grounded AC power receptacles.

AC Power, Connection, and Power Cord Specifications

Detachable AC power cords, each 2.5 m (approximately 8 ft) long, are supplied with the router. The appliance coupler at the female end of the cord inserts into the appliance inlet on the faceplate of the AC power supply. The coupler is type C13 as described by International Electrotechnical Commission (IEC) standard 60320. The plug at the male end of the power cord fits into the power source receptacle that is standard for your geographical location.

WARNING: The AC power cord for the router is intended for use with the router only and not for any other use.

NOTE: In North America, AC power cords must not exceed 4.5 m (approximately

14.75ft) in length, to comply with National Electrical Code (NEC) Sections 400-8 (NFPA 75, 5-2.2) and 210-52, and Canadian Electrical Code (CEC) Section 4-010(3). The cords supplied with the router are in compliance.

178Power Guidelines, Requirements, and Specifications

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Juniper Networks M10i manual AC Power, Connection, and Power Cord Specifications