Optional kits 105Overhead routing kit................................................................................. 106PDU/PDP kits, VMAX 250F......................................................................106Dispersion kits, VMAX 450F, VMAX 850F.................................................106Dispersion kits, VMAX 950F......................................................................107Securing kits............................................................................................. 108GridRunner kit and customer-supplied cable trough................................. 108Best Practices for AC Power Connections 111Best practices overview for AC power connections................................... 112Selecting the proper AC power connection procedure...............................113Procedure A: Working with the customer's electrician onsite.................... 114Procedure A, Task 1: Customer's electrician................................. 115Procedure A, Task 2: EMC Customer Engineer ............................ 116Procedure A, Task 2: EMC Customer Engineer (VMAX 250F)..... 120Procedure A, Task 3: Customer's electrician................................ 124Procedure B: Verify and connect.............................................................. 125Procedure C: Obtain customer verification............................................... 126PDU labels.................................................................................................126PDU label part numbers................................................................126Applying PDU labels, VMAX 250F ................................................127Applying PDU labels, VMAX 450F, VMAX 850F, VMAX 950F...... 128Ground the cabinet................................................................................... 128AC power specifications............................................................................130Chapter 12Appendix ACONTENTSSite Planning Guide VMAX 250F, VMAX 450F, VMAX 850F, VMAX 950F with HYPERMAX OS 5