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APS- 4P Low Voltage SPD CLASS I+II 230VAC

Main Features:

  • Encapsulated spark gap technology to ensure reliability in a harsh environment, IEC61643-11 compliance, surge arrester for use in TN-S systems 
  • Imp 25kA 10/350 per pole discharge capacity 
  • Level of protection against low voltage 
  • Optional remote signalling contact and failure indicator 


Surge arresters of type 1+2 are intended to protect low-voltage power supply systems from surges and even direct lightning strikes at the boundaries of lightning protection zones 0B -2 and higher. By putting in surge protection devices, you can lessen or even avoid damage to your priceless possessions. This type of high-quality surge protection device is corrosion and fire-resistant. Plug-in design, support for the hot-line operation, straightforward and user-friendly. Surge protection stops excessive lightning-related impact on the home electric network. 



Part. No G25/320-S/4P
In accordance with IEC 61643-11:2011; UL1449-4th
Category IEC / VDE I+II / B+C
Max. Continuous Operating Voltage (V) AC/DC 320/420
Nominal Discharge Current (8/20) In 25kA
Max. Discharge Current (8/20) Imax 100kA
Lightning Impulse Current (10/350) Iimp 25kA
Voltage Protection Rating @1.2/50 <1.6kV
Response Time ≤100 ns
Short-circuit Current Rating (Isccr) & Follow Current Interrupt Raing (Ifi) Isccr =10kArms ; Ifi≥10kArms@255Vac
Backup Fuse (only if not provided by mains) 250A gL / gC
Operating Temperature Range - 40 °C ~ + 80 °C
Cross-section of Connection Wire Single-strand 35mm2 ; multi-strand 25mm2
Mounting 35mm DIN-rail in accordance with EN 50022 / DIN46277-3
Enclosure Material Thermoplastic; extinguishing degree UL94 V-0
Degree of Protection IP20
Installation Width 8 modules, DIN 43880
Thermal Disconnector Internal green – normal; red – failure
Remote Alarm Contact Optional
Approvals, Certifications CE
Additional Data for Remote Alarm Contacts
Remote Alarm Contact Type Isolated Form C
Switching Capability Un / In AC: 250V/0.5A
DC: 250V/0.1A; 125V/0.2A; 75V/0.5A
Max. Size of Connecting Wire Max. 1.5mm2 (or # 16AWG)

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1 review for APS- 4P Low Voltage SPD CLASS I+II 230VAC

  1. Lachlan

    With this simple to use low voltage SPD I can be at peace as my devices are safe and secure.

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