Document of Conformity

IECEx Certificate

of Conformity

Certificate No.: IECEx ULD 14.0005U

Date of issue: 2020-04-20

Page 4 of 4

Issue No: 6

DETAILS OF CERTIFICATE CHANGES (for issues 1 and above)

Annex:

Annex to IECEx ULD 14.0005U Issue 6.pdf

Issue 1: New models of WDU, WPE, ZQV and WQV added: Models WDU 1.5/R3.5, WDU 1.5/ZZ, WDU 2.5/1.5/ZR, WDU 2.5/TC TYP B,

WDU 2.5/TC TYP E, WDU 2.5/TC TYP J, WDU 2.5/TC TYP K, WDU 2.5/TC TYP N, WDU 2.5/TC TYP SR, WDU 2.5/TC TYP T, WDU

2.5N, WDU 4 SL, WDU 4 SL/EN, WDU 4/ZR, WDU 4/ZZ, WDU 4N, WDU 6 SL, WDU 6 SL/EN, WDU 10 SL, WDU 10 SL/EN, WDU 70N/

35, WDU 70N/95N, WDU 95N/120N, WDU 120/150, WPE 1.5/ZZ, WPE 2.5/1.5/ZR, WPE 2.5N, WPE 4/ZR, WPE 4/ZZ, WPE 4N, WPE

70/95, WPE 70N/35, WPE 95N/120N, WPE 120/150, ZQV 1.5/3.5/2, WQV 70N/2, WQV 95/120/2 and WQV 70/95/2WQV120/2. Voltage

levels for WDU 6 and WDU 10 have been raised to 690V .

Issue 2: Alternate construction to multiple models.

Issue 3: NTI WDU-WPE 2.5 and NTI WDU-WPE 4 were updated.

Issue 4: Updated standards to latest editions, minor corrections to nomenclature.

Issue 5: New drawings of WPE type terminals added, New drawing for clamping yoke of WDU 35 added, revision of NTI´s for WDU/

WPE2.5 and WDU/WPE4.

Issue 6: Alternate insulation materials added and technical documents updated.