Eaton Series NRX Instruction Leaflet

Effective April 2015 Supersedes March 2015 Contents Description Page General information . . . . . . . . . . . . . . . . . . . . . . . . 2 Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 Functional test of interlock assembly . . . . . . ...

Effective April 2015 Installation and removal instructions Series NRX RF drawout breaker two-way cable interlock kit EATON www.eaton.com m WARNING (1) ONLY QUALIFIED ELECTRICAL PERSONNEL SHOULD BE PERMITTED TO WORK ON THE EQUIPMENT. (2) ALWAYS DE-ENERGIZE PRIMARY AND SECONDARY CIRCUITS IF A CIRCUIT BREAKER CANNOT BE REMOVED ...

Effective April 2015 Installation and removal instructions Series NRX RF drawout breaker two-way cable interlock kit EATON www.eaton.com Table 2. Interlock assembly kits for interconnected breakers Interconnected breaker Interlock assembly kit for fixed breaker Interlock assembly kit for drawout breaker NRX Type NF frame IZM ...

Effective April 2015 Installation and removal instructions Series NRX RF drawout breaker two-way cable interlock kit EATON www.eaton.com Installation Required tools • 10 mm hex socket • 11/16-inch open-end wrench • 3/8-inch open-end wrench • 3/8-inch hex socket • 2 mm Allen wrench • Drive extension • Adjustable ...

Effective April 2015 Installation and removal instructions Series NRX RF drawout breaker two-way cable interlock kit EATON www.eaton.com Align as shown Figure 7. Details for Step 4 Step 5 Fasten interlock assembly (J) to drawout cassette’s right-side sheet using four M6 x 12 mm hex bolts (C) and lock washers (D) as shown i ...

Effective April 2015 Installation and removal instructions Series NRX RF drawout breaker two-way cable interlock kit EATON www.eaton.com Step 7 This step contains cable routing and installation procedures . Verify that cables move freely in their cable housings before installation . When attaching cables to swivel fittings, ...

Effective April 2015 Installation and removal instructions Series NRX RF drawout breaker two-way cable interlock kit EATON www.eaton.com Step 8 This step describes how to first attach the drive (short rod) end of a cable to its interlock assembly and cable bracket (see Figure 13) . To attach the drive (short rod) end of a ca ...

Effective April 2015 Installation and removal instructions Series NRX RF drawout breaker two-way cable interlock kit EATON www.eaton.com Step 9 This step describes how to attach the driven (long rod) end of a cable attached to an interlock assembly on another breaker to the cable bracket and interlock assembly on this Type R ...

Effective April 2015 Installation and removal instructions Series NRX RF drawout breaker two-way cable interlock kit EATON www.eaton.com Functional test of interlock assembly Refer to Table 1 and Figure 1 for breaker position in the interlock configuration . Begin test sequence with all breakers OPEN . For Breaker A, verify ...

Effective April 2015 Installation and removal instructions Series NRX RF drawout breaker two-way cable interlock kit EATON www.eaton.com ...