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Surge protection of power supply

Rare-gas-filled insulation spark gaps

TSF 100 H1

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A rare-gas-filled spark gap for the lightning protection equipotential bonding, the insulation of electrically separated parts and the bridging of insulating flanges of gas pipelines. For internal or similar applications.

Isolating spark gap in holder
Gasfilled spark gap (TS)
High-quality industrial ceramics
Rare-gas filled, hermetically sealed
Free from radioactive substances
High lightning current discharge capacity of 100 kA (10/350 µs) (class H)
High reliability, robust
Stable performance, long service life
Fail-safe characteristic
Test standard DIN EN 62561-3:2018-02


IEC category	Class H
Nominal DC sparkover voltage at 100 V/sUagN	100 ±20% V=
Nominal AC sparkover voltage (50 Hz)Uaw	70 ±20% V
Typical impulse sparkover voltageUas	650 V
Max. impulse sparkover voltageUas	950 V
Lightning impulse current (10/350 µs)Iimp	75 kA
Lightning impulse current (10/350 µs) totalItotal	100 kA
Nominal impulse discharge current (10 x 8/20 µs)In	100 kA
5x Nominal alternating discharge current at 50 Hz, 1 s, 3 min pauseIwn	100/1 A/s
Nominal alternating discharge current (50 Hz)	200/0,5 A/s

Additional Information


Spark-gap extinguishing conditionsVex	<70 V / <20 A
Insulation resistance at 10 V, 100 V	< 1 GΩ
Self-capacitance at 1 kHz	6 pF
Test category/climatic category	DIN IEC 60068-1 / 40/90/21
Relative humidity	10%...95% rh
Degree of protection (IEC EN 60529)	IP 67
Operating temperature rangeTU	-40 - +80 °C
Terminals	M8 bolt/nut (NIROSTA stainless steel)
Dimensions (L x W x H)	mm
3x lightning impulse current (10/350 µs), long-duration current (CENELEC/BTTF 62-2)Iimp	75 kA/ 38 As/ 1,45 MJ / Ω + 150 A / 0,5 s / 75 As
20x lightning impulse current (10/45 µs) half-wave (DIN 48810)	60 kA / 10 As / 0,1 MJ/Ω
Alternating current critical load (50 Hz) (1x 0.3s)Iwgr	4.000/0,25 Aeff/s