The Wall-Mount Solution for Decentralised Distribution iSTS Model Hw provides protection against infrastructure failures and upstream inadvertent switching events. It is a rugged fuse-less design capable of reliable operation under the most arduous operating conditions.

Wall mounted and with just 300mm depth, iSTS Model Hw is suited for limited spaces.

Features and Benefits

• Fuseless design

• Wall mount

• Built-in transient voltage protection

• UPS Eco-Mode compatible

• Safe asynchronous source transfers

• Very high MTBF (>800,000 hours)

• LED mimic decal with graphic LCD interface

• One touch transfers

• Visual and sound alarm

• Integrated web server

• Remote operation

• High-level interface - MODBUS, SNMP

• Email alerts

• Clock synchronisation with NTP

• Mechanically interlocked circuit breakers Maintenance bypass

• Redundant fan cooling

• High fault current capacity

• 5 x voltage free contacts & remote inputs

• Easy access for maintenance

• Australian designed & manufactured

Specifications

• 1-Phase/2-Pole or 3-Phase/3-Pole or 3-Phase/4-Pole – 3Ph models are 4-wire + earth unless otherwise stated

• Current rating 63A to 160A

• Voltage rating all region-specific voltages selectable ±10%

• Safe install environment 20kA for 1 cycle

• Frequency 50Hz and 60Hz, ±10% - Auto detect

• Transfer at zero current by break-before-make by Thyristors / SCR

• Protection circuit breakers

• RS232 or RS485 with third party adapter