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Mersen Surge-Trap STZ series Installation Instructions Manual

Surge protective device (spd)
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PRESS RELEASE
®
Surge-Trap
STZ series Surge Protective Device (SPD)
Danger – Hazard of Electrical Shock, Explosion or Arc Flash
•
Only qualified licensed electricians should install or service SPDs
•
Verify that all power circuits are de-energized before making connections. SPDs should never be installed or serviced
when energized or during electrical storms
•
Follow safe electrical work practices and use appropriate safety precautions including Personal Protection Equipment
(PPE)
•
Confirm XO N-G bonding at upstream transformer
•
When used in outdoor applications, customer must seal the conduit nipple using watertight fittings (not included) to
ensure watertight connection
•
Read this manual in its entirety prior to installation
•
These installation instructions do not replace the national or local electrical codes
•
Failure to follow these instructions can result in death, serious injury and/or equipment damage
•
Caution – Ungrounded power systems are inherently unstable and can produce excessively high line-to-ground voltages
during certain fault conditions. During these fault conditions any electrical equipment, including an SPD, may be
subjected to voltages which exceed their designed ratings. This information is being provided to the user so that an
informed decision can be made before installing any electrical equipment on an ungrounded power system.
MERSEN USA Newburyport-MA, LLC
374 MERRIMAC STREET — NEWBURYPORT, MA 01950
T 978 462 6662 — F 978 462 0181 — info.nby@mersen.com
ep.mersen.com
I
NSTALLATION
INS-270386 Rev (-)
I
NSTRUCTIONS
STZ
(E
SERIES
NGLISH
)
1

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Summary of Contents for Mersen Surge-Trap STZ series

  • Page 1 MERSEN USA Newburyport-MA, LLC 374 MERRIMAC STREET — NEWBURYPORT, MA 01950 T 978 462 6662 — F 978 462 0181 — info.nby@mersen.com ep.mersen.com INS-270386 Rev (-)
  • Page 2 (MCOV), voltage protection rating (VPR) and product options. Check that the product nameplate matches your intended application. MERSEN USA Newburyport-MA, LLC 374 MERRIMAC STREET — NEWBURYPORT, MA 01950 T 978 462 6662 — F 978 462 0181 — info.nby@mersen.com ep.mersen.com INS-270386 Rev (-)

  • Page 3: Installation

    Rotate to desired position. Re- Desired orientation for left cable entry MERSEN USA Newburyport-MA, LLC 374 MERRIMAC STREET — NEWBURYPORT, MA 01950 T 978 462 6662 — F 978 462 0181 — info.nby@mersen.com ep.mersen.com INS-270386 Rev (-)
  • Page 4 Energize and confirm proper operation of indicators, alarms and/or options/features. If Red service indicator is MERSEN USA Newburyport-MA, LLC 374 MERRIMAC STREET — NEWBURYPORT, MA 01950 T 978 462 6662 — F 978 462 0181 — info.nby@mersen.com ep.mersen.com INS-270386 Rev (-)

  • Page 5: Operation

    Use dry contacts to signal an alarm state to the central supervisory system for unmanned, inaccessible, or critical installations. Feature Package “B” HMI MERSEN USA Newburyport-MA, LLC 374 MERRIMAC STREET — NEWBURYPORT, MA 01950 T 978 462 6662 — F 978 462 0181 — info.nby@mersen.com ep.mersen.com INS-270386 Rev (-)

  • Page 6: Warranty

    (via breaker or disconnect switch). Loosen phase, neutral and ground wire terminals so that the conductors are no Mersen warrants Surge-Trap STZ Series for a period of 15 longer bound to the SPD module (for both disconnect years from the date of delivery to the purchaser to be free switch and non-disconnect switch options).

  • Page 7: Wiring Diagrams

    STZ208Y…1T STZ480Y…1T 3-Phase DELTA, 3-Wire + Ground 3-Phase DELTA, 3-Wire + Ground STZ240D…1 STZ240D…1 MERSEN USA Newburyport-MA, LLC 374 MERRIMAC STREET — NEWBURYPORT, MA 01950 T 978 462 6662 — F 978 462 0181 — info.nby@mersen.com ep.mersen.com INS-270386 Rev (-)

  • Page 8: Mechanical Drawings

    STZ…X Maximum Weight = 23 lbs STZ…1T STZ…XT 10.00 Maximum Weight = 27 lbs MERSEN USA Newburyport-MA, LLC 374 MERRIMAC STREET — NEWBURYPORT, MA 01950 T 978 462 6662 — F 978 462 0181 — info.nby@mersen.com ep.mersen.com INS-270386 Rev (-)

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