Wika WUC-16 Uživatelský manuál stáhnout pdf (Strana 11)

11384850.07 GB/D 06/2014

WIKA Operating instructions / Betriebsanleitung WUC-1x

Electrical connection

WARNING!

Connect the enclosure to ground through the process connection, against electromagnetic elds and electro-

static discharge.

WARNING!

Specic conditions for safe use in explosive atmosphere

■

External earthing connection shall be established by end-user via pressure connection minimum 4 mm²

required. External earthing connection shall be corrosion resist and locked against rotation.

■

The connector provided by the end user in the end use application shall be in accordance with all applicable

clauses of IEC 60079-0 and IEC 60079-15. A minimum degree of protection IP 54 according to IEC 60529

shall be ensured.

■

Cable provided by end-user shall be suitable for the ambient temperature.

■

The Sub-D version has to be installed in a way that it is protected against an impact energy > 4 J. The connec-

tor as well as the corresponding sealing are provided by the end user in the end use application and shall be in

accordance with all applicable clauses of IEC 60079-0 and IEC 60079-15. A minimum degree of protection IP

54 according to IEC 60529 shall be ensured.

■

For use under NEPSI conditions:

- The connector provided by the end user in the end use application shall be in accordance with all applicable

clauses of GB3836.1-2010 and GB3836.8-2003. A minimum degree of protection IP 54 shall be ensured.

- Obey the warning “Do not separate when energized”.

7. Starting, operation GB

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Wika WUC-16 Uživatelský manuál Strana 11