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SAMSON OCEANFRONT PARK <br />CITY OF SUNNY ISLES <br />TECHNICAL SPECIFICATIONS <br />TRANSIENT VOLTAGE SUPPRESSION 16289 - 4 <br />b. NTE Electronics, Inc. <br />c. Telebyte Technology, Inc. <br />3. Manufacturers of Gas-Tube Suppressors: <br />a. Sankosha U.S.A., Inc. <br />2.2 <br />A. Surge Protective Device Description: Non-modular type with the following features and accessories: <br />SERVICE ENTRANCE SUPPRESSORS <br />1. LED indicator lights for power and protection status. <br />2. Audible alarm, with silencing switch, to indicate when protection has failed. <br />3. One set of dry contacts rated at 5 a, 250-V ac, for remote monitoring of protection status. <br />B. Surge Protective Device Description: Modular design with field-replaceable modules and the fol- <br />lowing features and accessories: <br />1. Fuses, rated at 200-kA interrupting capacity. <br />2. Fabrication using bolted compression lugs for internal wiring. <br />3. Integral disconnect switch. <br />4. Redundant suppression circuits. <br />5. Redundant replaceable modules. <br />6. Arrangement with copper busbars and for bolted connections to phase buses, neutral bus, and <br />ground bus. <br />7. Arrangement with wire connections to phase buses, neutral bus, and ground bus. <br />8. Red and green LED indicator lights for power and protection status. <br />9. Audible alarm, with silencing switch, to indicate when protection has failed. <br />10. One set of dry contacts rated at 5 a and 250-V ac, for remote monitoring of protection status. <br />Coordinate with building power monitoring and control system. <br />11. Surge-event operations counter. <br />C. Peak Single-Impulse Surge Current Rating: [320] [240] [160] kA per phase. <br />D. Connection Means: Permanently wired. <br />E. Protection modes and UL 1449 clamping voltage for grounded wye circuits with voltages of [480Y/277] <br />[208Y/120] [600Y/347]; 3-phase, 4-wire circuits, shall be as follows: <br />1. Line to Neutral: [800 V for 480Y/277] [400 V for 208Y/120] [1200 V for 600Y/347]. <br />2. Line to Ground: [800 V for 480Y/277] [400 V for 208Y/120] [1200 V for 600Y/347]. <br />3. Neutral to Ground: [800 V for 480Y/277] [400 V for 208Y/120] [1200 V for 600Y/347]. <br />F. Protection modes and UL 1449 clamping voltage for 240/120 V, single-phase, 3-wire circuits, shall <br />be as follows: <br />1. Line to Neutral: 400 V. <br />2. Line to Ground: 400 V. <br />3. Neutral to Ground: 400 V. <br />G. Protection modes and UL 1449 clamping voltage for 240/120 V, 3-phase, 4-wire circuits, with high <br />leg shall be as follows: <br />1. Line to Neutral: 400 V, 800 V from high leg.