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1.2 Certification of equipment
®
The SLAM
TrafoEx–series has been designed, tested and certified (according to ATEX and IECEx) for
portable or transportable use. There is "X" –mark in the certificate for special conditions of safe use of
the equipment. Please refer to the certificate of the equipment or section 3.5.2 for more information. The
equipment is to used properly and according to its ratings, documentation and local applicable laws.
Local, national certificates of these units may exist outside the region of EU. Possible variations is
marked on the typelabel of the product (e.g IP XX)
The aforementioned SLAM
of certificate beneath:
Transformers with ATEX certification
CE
II 2 GD
0537
Transformers with IECEx certification
CE
= Valid production quality system approved and notified by EESF (Finnish Notified Body, listed
0537
by EC)
= Certified for explosion-hazardous areas
II = Certified for use in areas excluding mines
2 = Equipment category (suitable for Zone 1&21 and Zone 2&22)
G = Certification taking account explosion hazardous GASES
D = Certification taking account explosion hazardous DUSTS
Explanation of marking for explosion hazardous area due to Gases (Ex eb IIC T4/T3 Gb)
Ex = Certified for use in explosion hazardous areas
eb = Explosion protection method increased safety (of certain components)
IIC = Equipment group (for all IIA, IIB and IIC gases)
T4 = Maximum inside temperature of the unit is 135 °C (within the ambient temperature range of
20°C ... +45°C)
T3 = Maximum inside temperature of the unit is 200 °C (within the ambient temperature range of
+45°C ... +55°C)
Gb = Explosion Protection Level (EPL) marking for "HIGH" level of protection. Equipment for explosive
GAS atmospheres, which is not a source of ignition in normal operation or during expected malfunctions
®
TrafoEx–types are certified e.g as follows. You may find brief explanation
Ex eb IIC T4/T3 Gb
Ex tb IIIC T70°C Db
Ex eb IIC T4/T3 Gb
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