2730 Sheath Grounding Unit - Norscan Instruments
15597
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Product Catalogue

2730 Sheath Grounding Unit

The unit is an environmentally sealed combination maximum duty failsafe arrestor and a 60 Hz series pass Induced Voltage Filter (IVF).

SKU: 2730 SGU Categories: , ,
Description

The 2730 Sheath Grounding Unit (SGU) is a field installed unit designed to provide maximum protection against 60 Hz induced power line currents and high voltage transient surges on cable sheaths.

Features

Features

  • Provides low impedance ground path for 60 Hz induced voltages
  • Designed for above or below grade use
  • Rated at .5 amp continuous AC current
  • Provides a low impedance ground path for high transient voltages
  • Failsafe circuitry design
  • Hybrid surge suppression circuitry
  • UV resistant packaging
  • Compatible with fiber cable locate systems
Specifications

Specifications

Inputs

CAPACITANCE: < 30 pF, line to ground
Protection

DC BREAKDOWN VOLTAGE: 300 – 500 VDC
IMPULSE BREAKDOWN: 500v (typical) at 100 v/µsec
750v (max.) at 100 v/µsec

IMPULSE CURRENT RATING: 40,000 A, 8×20 µs impulse, single cycle
AC CURRENT RATING (MOMENTARY): 10 A, 60Hz AC, 1s application
AC VOLTAGE RATING (CONTINUOUS): 175 VAC, 60Hz AC continuous,
Induced Voltage Filtering

VOLTAGE REDUCTION RATION (TYPICAL): 7
(Zsource = 200O, IF = 500 ma)

MAXIMUM VOLTAGE (CONTINUOUS): 20 V, AC RMS
(5 MIN.): 250 V, AC RMS
CLAMPING VOLTAGE (TYPICAL): 15 V, AC RMS
IMPEDANCE (NOMINAL): 30 Ω @ 60 Hz
(I = 500 MA)
1200 O @ 30 HZ
7000 O @ 512 HZ

Operating Temperature Range:
-58°F to +185°F (-50°C to +85°C)

Documentation

Documentation