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Contents
Page
Important Notes
Usage for the intended purpose ...............................................................................................................4
Function ..................................................................................................................................................4
Safety note ..............................................................................................................................................4
Directives and standards
Pressure Equipment Directive 2014/68/EU ..............................................................................................5
Functional Safety acc. to IEC 61508 ........................................................................................................5
VdTÜV Bulletin "Wasserstand 100" (= Water Level 100) ..........................................................................5
ATEX (Atmosphère Explosible) .................................................................................................................5
UL/cUL (CSA) Approval ............................................................................................................................5
Note on the Declaration of Conformity / Declaration by the Manufacturer .........................................5
Technical data
NRG 16-50, NRG 17-50, NRG 19-50 ........................................................................................................6
Scope of supply ......................................................................................................................................7
Name plate/marking ...............................................................................................................................8
Installation
Dimensions NRG 16-50, NRG 17-50, NRG 19-50 .....................................................................................9
Dimensions NRG 111-50 .......................................................................................................................10
Tools .....................................................................................................................................................11
NRG 16-50, NRG 17-50, NRG 19-50, NRG 111-50 .................................................................................12
NRG 16-50, NRG 17-50, NRG 19-50, NRG 111-50, step 1 .....................................................................13
NRG 16-50, NRG 17-50, NRG 19-50, NRG 111-50, step 2 .....................................................................13
Key .......................................................................................................................................................13
NRG 16-50 F, NRG 17-50 F, NRG 19-50 F, NRG 111-50 F, with aluminium terminal box ........................14
NRG 16-50 F, NRG 17-50 F, NRG 19-50 F, additional information ...........................................................15
Key .......................................................................................................................................................15
Examples of installation
NRG 16-50, NRG 17-50, NRG 19-50 ......................................................................................................16
NRG 111-50 ..........................................................................................................................................17
Key .......................................................................................................................................................17
Summary of Contents for NRG 111-50
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