Serviceline Industrial Sensors
Serviceline Explosion Protection

High Voltage Terminal Enclosure Ex e HVB6.6

  • For installation of power distribution networks
  • 316L Stainless Steel
  • Ex e certified
  • M10 internal/external brass earth stud
  • Installation in Zone 1, Zone 2, Zone 21 and Zone 22
  • 977 mm x 677 mm x 300 mm

Please note: All product-related documents, such as certificates, declarations of conformity, etc., which were issued prior to the conversion under the name Pepperl+Fuchs GmbH or Pepperl+Fuchs AG, also apply to Pepperl+Fuchs SE.

Download the complete datasheet as a PDF:

Datasheet excerpt: Technical data of  HVB6.6

Electrical specifications
Operating voltage6.6 kV
Operating current650 A max.
General informationThree equally spaced internal bus bars are mounted on insulators. The insulators are in turn mounted on polycarbonate offering excellent separation between phases. Six plastic cable support cleats are mounted on GRP support rails.
Number of busbars3, each with 2 x M10 thru-holes with terminal lugs suitable for 70mm2 cable
Mechanical specifications
Enclosure coverfully detachable
SafetyPadlockable hasp
Degree of protectionIP66
Cable entrythru-holes direct through body
or via gland plate
Gland plate on face(s)B
Enclosure1.5 mm AISI 316L, (1.4404) stainless steel
Gland plate3 mm AISI 316L, (1.4404) stainless steel
SealSilicone rubber, one piece
Massapprox. 44 kg
External dimension (A)977 mm
External dimension (B)677 mm
External dimension (C)300 mm
Internal dimension (D)928 mm
Internal dimension (E)628 mm
Internal dimension (F)279 mm
Mounting holes distance (G)902 mm
Mounting holes distance (H)727 mm
Mounting holes diameter (J)11 mm
Maximum external dimension (K)752 mm
GroundingM10 internal/external brass grounding bolt
Ambient conditions
Ambient temperature-50 ... 55 °C (-58 ... 131 °F)
Data for application in connection with hazardous areas
EU-type examination certificateSIRA 00 ATEX 3206
MarkingEx-Hexagon II 2 GD Ex e IIC T6 Gb, Ex tb IIIC T85 °C Db
International approvals
IECEx approvalIECEx SIR 09.0109
EAC approvalRU C-DE.BH02.B.00016/18
Degree of protectionEN 60529
CE marking0102
General information
Supplementary informationEC-Type Examination Certificate, Statement of Conformity, Declaration of Conformity, Attestation of Conformity and instructions have to be observed where applicable. For information see

Documents: HVB6.6

Instruction manualsLanguageFile TypeFile Size
Installation & Maintenance Manual for HVB6.6 High Voltage BoxENGPDF95 KB
Installation & Maintenance Manual for HVB6.6 High Voltage BoxRUSPDF148 KB

Approvals+Certificates: HVB6.6

CertificatesCertificate No.File TypeFile Size
Europe Sira II 2GD ATEXSira 00 ATEX 3206PDF173 KB
RussiaRU C-DE.BH02.B.00574/20PDF2823 KB
Sira IECEx Certificate of ConformityIECEx SIR 09.0109LINK---
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