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4. Operating conditions 

TFortis SG-Switch lightning protection device is designed for 24/7 outdoor 
operation at the ambient temperatures from minus 55

C to plus 80

C. 

 
Meantime between failures at least 50 000 hours (5.7 years). 
 
It  is  recommended  to  check  the  integrity  of  lightning  protection  device  at 
the  beginning  and  the  end  of  the  storm  season  and  immediately  after  the 
storm. 
 
 

5. Installation 

5.1. Housing installation 

 
The  housing  has  four  attachment  points  at  the  edges.  Marking  of  the 
attachment points is shown in Figure 3. 
 

 

 
Figure 3. Attachment points marking 
 

WARNING!

 Drilling of the housing will lead to loss of device integrity and, 

as a result, loss of product warranty. 
 
TFortis  SG-Switch  can  be  installed  next  to  the  TFortis  PSW  switch  in  the 
same  cabinet  TFortis  CrossBox-2  or  CrossBox-3.  These  cabinets  already 
have a built-in optical distribution frame and DIN rail for circuit breakers. 
 

Summary of Contents for SG-Switch

Page 1: ...1 Operating Manual TFortis SG Switch Surge protection unit for TFortis PSW switches Version 3...

Page 2: ...Switches The specified technical parameters are guaranteed for the protection of TFortis PSW switches manufactured starting 07 2017 Grounding of the switch is obligatory It is recommended to check the...

Page 3: ...ose 4 2 Description 5 3 Technical parameters 7 4 Operating conditions 8 5 Installation 8 5 1 Housing installation 8 5 2 Connecting power supply 9 5 3 Connecting the twisted pair 10 6 Supply scope 11 7...

Page 4: ...f TFortis PSW switches up to class 5 according to GOST R 51317 4 5 Figure 1 Typical application scheme Features High level of protection against lightning interferences class 5 All weather performance...

Page 5: ...R 51317 4 5 performance criterion B Since July 2017 all TFortis PSW switches are manufactured with improved lightning protection class 4 according to GOST R 51317 4 5 TFortis SG Switch increases the...

Page 6: ...of parallel installation of power cables and signal cables Class 4 Electromagnetic environment in case of installation of connecting cables outdoors in the proximity of power cables and using multi wi...

Page 7: ...uctors are protected by the twisted pair Protects Ethernet ports of TFortis PSW switches from powerful pulse interferences 4 kV 6 5 700 s based on the wire ground scheme with performance criterion B G...

Page 8: ...n and immediately after the storm 5 Installation 5 1 Housing installation The housing has four attachment points at the edges Marking of the attachment points is shown in Figure 3 Figure 3 Attachment...

Page 9: ...of the terminals when connecting the power cable to 230 VAC protection module Terminal IN 230 VAC input for connecting the power supply cable Terminal OUT 230 VAC output for connecting to TFortis PSW...

Page 10: ...6 Connection of the Ethernet cable When the lightning protection device SG Switch is located in the same cabinet wit TFortis PSW switch it is allowed to use a non shielded twisted pair between these...

Page 11: ...ial number on the housing is missing or if the serial number has been changed removed or is illegible if there are internal of external mechanical damages chipping cracking deformation damaged power s...

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