Novaris Products - Global Solutions in Lightning and Surge Protection

Product Information

Introduction

Glossary

Product Range

Series Surge Protectors

Signal Line Protection

Standards Compliance

IEC 61643-1 class 1

AS/NZS 1768 category C

IEEE C 62.41 category C

BS 6651 category C

CP 33 category C

IEC 1000-4-5

UL1449 third edition

Hybrid Spark Gap Arresters

Product Features

Product Description

Novaris HSG Hybrid Spark Gap Arresters combine the best qualities of voltage switching and voltage limiting components. Novaris HSG hybrid spark gaps suit all high exposure installations. There is no follow on current. The HSG is ideal for applications where mains voltages fluctuations are significant.

[ Download/View novaris_HSG.pdf ]

		HSG1-25-275	HSG3-25-275
Electrical Specifications
Connection type		Shunt
Modes of protection		L-N
Phases		1	3
Nominal voltage	U₀	230V / 50Hz
Maximum continuous voltage	U _c	275V / 50Hz
Interrupting follow current @ Uc	I_fi	-
Lightning impulse voltage sparkover (1.2/50μs)	U _p	<1.3kV
Maximum impulse current (10/350μs)	I_imp	25kA
Charge	Q	12.5As
Specific energy	W/R	625kJ/Ω
Response time	t_A	<100ns
Display		LED status
Alarms		Clean SPDT contact
Alarm isolation to active circuitry		4kV
Backup fuse (HRC)		63A

Mechanical Specifications
Operating temperature / humidity		-40 to +80ºC / 0 to 90%
Terminal capacity - power		16mm²
Terminal capacity - alarms		2.5mm²
Terminal screw torque - power		1.0Nm
Terminal screw torque - alarms		0.5Nm
Environmental		IP 20
Mounting		Panel mount / TS35 DIN
Enclosure / colour		Metal / Blue
Weight		1.2kg	5.0kg

Dimensions
Width		60mm	240mm
Height		200mm	260mm
Depth		70mm	78mm

Options
Neutral-earth protection		N
Metal enclosure		M
Over / under voltage relay		O