2 Mounting and installation
BU 0240 en-US-4920 47
Pos: 17 7.1 /A nleitu ngen/ Elektr onik /FU und St art er/2. M ontage und Inst allati on/AT EX und E AC EX (SK 1x xE, SK 200E) /EAC EX /Betri eb i n expl osi onsg ef ährde ter U mg eb ung - EAC EX_01 (Ü bersc hrift) [SK 1xx E / SK 2xx E] @ 22\mod_1528899724767_14638.docx @ 2426832 @ 3 @ 1
2.4.2 Operation in potentially explosive environments - EAC Ex
Pos: 17 7.2 /A nleitu ngen/ Elektr onik /FU und St art er/ 2. M ont age un d Ins tal lati on/ ATE X un d E AC E X ( SK 1x xE, S K 20 0E) /EAC EX /Bet rie b i n expl osi onsg ef ähr det er Um g ebung - E AC EX_02 [S K 1xxE / SK 2xx E] @ 22\mod_1528899727448_14638.docx @ 2426869 @ @ 1
All of the conditions which must be observed for operation of the device in an explosion hazard
environment according to EAC Ex are summarized below. The conditions according to Section
2.4.1 "Operation in potentially explosive environments - ATEX zone 22 3D "apply .Deviations which are
relevant for approval according to EAC Ex are described below and must be complied with .
Pos: 17 7.3 /A nleitu ngen/ Elektr onik /FU und St art er/2. M ontage und Inst allati on/AT EX und E AC EX (SK 1x xE, SK 200E) /EAC EX /Modi fizier ung d es Ger ätes - (EAC Ex) _0 1 [S K 1xxE / SK 2xx E] @ 22\mod_1528900809619_14638.docx @ 2426941 @ 4 @ 1
2.4.2.1 Modification of the device
Section 2.4.1.1applies.
Labeling of the device according to EAC EX deviates as follows.
Device labeling
The following applies for wall mounted devices:
IP55:
Ex tc IIIB T125 °C Dc X
IP66:
Ex tc IIIC T125 °C Dc X
For motor mounted devices, the following apply:
IP55:
Ex tc IIIB Dc U
IP66:
Ex tc IIIC Dc U
Allocation:
• Protection with "housing"
• Procedure "A" zone "22" category 3D
• IP55/IP66 rating (according to the device)
IP66 is required for conductive dust
• Maximum surface temperature 125°C
• Ambient temperature -20°C to +40°C
Pos: 17 7.4 /A nleitu ngen/ Elektr onik /FU und St art er/2. M ontage und Inst allati on/AT EX und E AC EX (SK 1x xE, SK 200E) /EAC EX /INFOR MATI ON - Kennzeichen "U" @ 22\mod_1528902567435_14638.docx @ 2426977 @ @ 1
Code "U" applies for devices which are intended for motor mounting. Devices which are so labeled are classed
as incomplete and may only be operated together with a corresponding motor. If a device with code "U" is
mounted on a motor, the codes and restrictions indicated on the motor or geared motor also apply.
Pos: 17 7.5 /A nleitu ngen/ Elektr onik /FU und St art er/2. M ontage und Inst allati on/AT EX und E AC EX (SK 1x xE, SK 200E) /EAC EX /INFOR MATI ON - Kennzeichen "X" @ 22\mod_1529310271690_14638.docx @ 2427071 @ @ 1
Code "X" indicates that the permissible ambient temperature range is between -20°C and +40°C.
Pos: 177. 6 / Anlei tu ngen /El ektr onik /F U un d St art er/ 2. M ont age un d Ins talla tion/ ATEX un d EAC EX ( SK 1xxE, SK 200 E)/EAC EX/Wei terf ühren de Infor mati onen [S K 1x0E, S K 2xxE] @ 22\mod_1529310638187_14638.docx @ 2427106 @ 4 @ 1