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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 /> 2 .04 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 /> 2.05 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 />