Nord Drivesystems NORDAC FLEX SK 225E Series User Manual

NORDAC FLEX (SK 200E ... SK 235E) – Users Manual for Frequency Inverters
76 BU 0200 en-3118
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2.6.1 Operation in potentially explosive environments - ATEX zone 22 3D
Pos: 172. 9 / Anlei tu ngen /El ektr oni k/F U un d St art er/ 2. M ont age un d Ins tal lati on/ ATE X un d E AC E X ( SK 1 xxE, S K 20 0E) /Betr ie b in ex plosi on sgef ähr deter U mg ebu ng - AT EX Zon e 22 3D_ 02 [SK 1x xE / SK 2xx E] @ 22\mod_1528895961505_388.docx @ 2426804 @ @ 1
All of the conditions which must be observed for operation of the frequency inverter in an explosion
hazard environment (ATEX) are listed below.
Pos: 172. 10 / Anl eit unge n/ Elek tro nik/F U u nd St arter/ 2. Mo ntag e u nd I nst allati on /AT EX u nd EAC EX ( SK 1x xE, SK 2 00E) /M odif izier ung de s G erä tes z ur Einh alt ung der Kat egor ie 3D - ATE X_0 1 [SK 1xxE / SK 2xx E] @ 19\ mod_1511796964414_388.docx @ 2373396 @ 4 @ 1
2.6.1.1 Modification of the device for compliance with Category 3D
Only a specially modified device is permissible for operation in ATEX zone 22. This adaptation is only
made at the NORD factory. In order to use the device in ATEX Zone 22, the diagnostic caps are
replaced with aluminium / glass versions, among other things.
( 1 ) Year of manufacture
( 2 ) Marking of the device (ATEX)
IP55:
II 3D Ex tc IIIB T125 °C Dc X
IP66:
II 3D Ex tc IIIC T125 °C Dc X
Categorisation:
• Protection with "housing"
• Procedure "A" Zone "22" Category 3D
• Protection class IP55 / IP66 (according to the
device)
IP66 is required for conductive dust
• Maximum surface temperature 125°C
• Ambient temperature -20°C to +40°C
Information
Potential damage
Devices in series SK 2xxE and the permitted options are only designed for a degree of mechanical stress that
corresponds to a low impact energy of 4J.
Higher loads will lead to damage to or in the device.
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The components which are required for the modification are contained in an appropriately modified
frequency inverter connection unit (SK TI4-…-EX).
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Nord Drivesystems NORDAC FLEX SK 225E Series Specifications

General

Brand	Nord Drivesystems
Model	NORDAC FLEX SK 225E Series
Category	Inverter
Language	English