User Documentation
 I 
Business Unit Modular Terminal Blocks, 05.05.2020
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Storage and Assembly Conditions for Terminal Blocks 
Scope of application 
The following guideline is in accordance with standard IEC 60947-1 and cover all terminal blocks and 
accessories. 
Storage and assembly conditions for Terminal Blocks 
•  Assembly temperature range: -5 °C to +70 °C, the average over a period of 24 h shouldn´t exceed +35 °C 
•  Relative humidity: The relative humidity of the air does not exceed 50 % at a maximum temperature of 
+40 °C. Higher relative humidities may be permitted at lower temperatures e.g. 90 % at +20 °C 
•  Transport and storage: Between -25 °C and +55 °C, for short periods not exceeding 24 h, up to +70 °C 
•  A special agreement shall be made between user and manufacturer if the conditions during transport and 
storage, e.g. temperature and humidity, differ from those. 
Business Unit Modular Terminal Blocks 
Division Cabinet Products 
Weidmüller – Partner in Industrial Connectivity 
We look forward to sharing ideas with you – Let’s connect.  
Weidmüller Interface GmbH & Co. KG 
Klingenbergstraße 16, 32758 Detmold, Germany 
Telefon: +49 5231 14-290 
E-Mail:  Support_MTB@weidmueller.com 
Web:  www.weidmueller.com

