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Product manual OVRHTE Surge protective devices Installation, operation and maintenance manual Product features – Listed to UL 1449 4th edition for Type 2 SPD applications. – Protects facilities and equipment against the harmful effects of lightning strikes and internally generated electrical transients.
3-phase Wye, 3-phase High-Leg Delta or 2-phase OVRHTE series device. If the transformer is not accessible, check the main service disconnect/panel for the NG bond. Lack of a proper bond will damage OVRHTE series and void the warranty. WARNING!: Do not HIPOT the OVRHTE series units or the electrical...
3-phase High-Leg Delta, A model number is on the right side of the OVRHTE 1-phase split phase, or 1-phase single phase OVRHTE series unit. Each model number corresponds to the devices.
A B C OVRHTExx3Y SERIES OVRHTE is to be connected in parallel with the electrical system and must be fed by an overcurrent protection device (20A circuit breaker or fuse) in a power distribution panel. Figures 1–5 show the electrical relationship between OVRHTE...
Four 7.9 mm (.3125 in.) holes are provided for mounting the OVRHTE 101.6 mm (4 in.) 190.5 mm (7.5 in.) 152.4 mm (6 in.) 25.4 mm (1 in.) 171.5 mm (6 .75 in.) 9.5 mm (.375 in.) OVRHTE surge protective devices | Product manual 5...
(2) metallic flexible conduit, (3) rigid conduit or of acceptable voltage for each model of OVRHTE. (4) a nipple. The OVRHTE enclosure is provided standard with a 19.1 mm (.75 in.) hub which will accept rigid or IMC conduit. A Acceptable voltage ranges for All OVRHTE models plastic flexible conduit with fitting and a 76.2 mm (3 in.) nipple...
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Applying power Form “C” relay – Apply power to unit by closing the circuit breaker. N.O. N.O. – BLK – Check OVRHTE lights. Protection is active when all lights are illuminated. COM. COM. – WHITE Troubleshooting N.C. N.C. – RED...
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The agreed conditions at the time of the order shall apply. ABB assumes no responsibility for any errors or omissions that may appear in this document. We reserve all rights in this document and in the information contained therein.
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