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2.04 <br />2.05 <br />D. Instrumentation and Metering <br />1. Elapsed time hour meters: Five digit, non -reset type, with 120 Volt synchronous motor. <br />E. Relays and Timers <br />1. Control relays and timers: Heavy duty machine tool type, with 10 Amps, 600 Volt <br />convertible contacts, General Electric Co., CR 120 Series; Cutler Hammer/Westinghouse, <br />Type M-600; Square D, Type X or equal. Provide pneumatic timing or latching <br />attachments as required. <br />2. Panel mounted timers shall be the flush mounted, plug-in type, Eagle Signal, Bulletin 125 <br />Cycle -Flex or equal. <br />F. Pilot Devices <br />1. Control operators: Heavy duty, full size, oiltight, with NEMA A600 contact rating. <br />2. Indicator lights: Full size, oiltight, low voltage, LED type, with push -to -test feature. <br />SURFACE PREPARATION AND SHOP COATINGS <br />A. All non-current carrying metal parts of the control center assembly shall be cleaned of all weld <br />spatter and other foreign material and given a heat cured, phosphatized chemical pre-treatment <br />to inhibit rust. <br />B. Unpainted non-current carrying parts shall receive a protective zinc plating to prevent <br />corrosion. <br />C. Indoor equipment shall be finish painted with one coat of manufacturers standard electrocoated, <br />heat cured enamel. Color shall be ANSI49 or 61 light grey. <br />SHOP TESTING <br />A. Perform manufacturers standard production testing and inspection in accordance with NEMA <br />and ANSI standards. <br />PART 3 EXECUTION <br />3.01 INSTALLATION <br />A. Motor control center floor sills shall be bolted directly to the finished floor or equipment pad. <br />Structure shall be leveled and plumb. Anchor bolts shall be flinch (minimum). Provide <br />hardware and shims for installation. <br />B. Field installed interior wiring shall be neatly grouped by circuit and bound by plastic tie wraps. <br />Circuit groups shall be supported so that circuit terminations are not stressed. <br />C. In general, all conduit entering or leaving a motor control center shall be stubbed up into the <br />bottom horizontal wireway directly below the vertical section in which the conductors are to be <br />terminated, or shall enter the motor control center from the top. <br />044572017 <br />16480-6 <br />