TSri Industrial Modular

Thor TSri Industrial ModularThe TSri Industrial Modular SPD is designed to handle most hard service entrances, where protection of critical equipment is a vital consideration including switchgears, distribution panels, branch panels and mission critical centers. This product also offers unique architecture including a NEMA 4 Enclosure, replaceable modules, low impedance and an all copper Buss structure.

Features and Benefits

  • UL1449 3rd Edition Compliant
  • Modular design provides field-replaceable Surge TILE Architecture; each mode protected by a single Surge TILE (replaceable module).
  • Standard L-L, L-N, L-G, N-G protection.
  • Standard NEMA 4 powder-coated steel enclosure.
  • 3-Tier Hybrid design features Thermally Protected Metal Oxide Varistors (TpMOVs), “fail-safe devices” with integrated thermal and dielectric (arc shield) protection, paired with Silicon Avalanche Diodes (SADs), and Sinewave Tracking Filter Capacitors.
  • TSri Series tested at the most severe levels to deliver full rated surge protection capacity on each mode of protection.
  • Field upgradeable from 50kA to 100 or 150kA, and from 200kA to 250 or 300kA.
  • Each individual Surge TILE features a Green LED (fully operational) and a Red LED (loss of protection).
  • Standard Monitoring provides Phase Indicator Lights and Audible Alarm.
  • Use of #6 AWG high performance Corona wire (standard) providing improved surge protection performance from 17% to 30.
  • High energy 15kW SADs
  • 200kA Surge-Rated Disconnect Switch or Fused Disconnect Switch
  • Stainless steel NEMA 4X Enclosure
  • Surge Counter (Current Sensing)
  • Extended Filter Technology
  • Phase Loss Relay
  • Full Power Quality Monitoring

NATIONAL POWER CORPORATION

back to top of page