Ex d e IIB/IIC Gb or Ex db eb IIB/IICEx d IIB/IIC Gb or Ex db IIB/IICEx d e ib IIB/IIC Gb or Ex db eb ib IIB/IICEx d ib IIB/IIC Gb or Ex db ib IIB/IIC
Ex tb III C Db or Ex tb IIICEx tb ib III C Db or Ex tb ib IIIC
This certificate is issued as verification that a sample(s), representative of production, was assessed and tested and found to comply with the IEC Standard list below and that the manufacturer's quality system, relating to the Ex products covered by this certificate, was assessed and found to comply with the IECEx Quality system requirements. This certificate is granted subject to the conditions as set out in IECEx Scheme Rules, IECEx 02 and Operational Documents as amended.
This Unit verification certificate is issued as verification that the Apparatus identified on page 1, was assessed and tested and found to comply with the IEC Standard list below. This certificate is granted subject to the conditions as set out in IECEx Scheme Rules, IECEx 02 and Operational Documents as amended.
The apparatus and any acceptable variations to it specified in the schedule of this certificate and the identified documents, was found to comply with the following standards:
As this is a Unit Verification Certificate, no QAR is applicable as this certificate is specific to the items listed by serial number or other unique identification.
The heaters type DH..A0... and DH..B0... serve for direct or indirect heating of non-flammable liquids or none-explosive gases under operating conditions. They are intended for installation in containers.
The heaters consist of a flameproof enclosure and a termination compartment in type of protection "increased safety". The flameproof enclosures are made of grey cast iron or they consist of a welded assembly made of steel or stainless steel. The terminal compartment in type of protection "increased safety" may optionally be omitted at the welded enclosures. In this case the flameproof enclosures serves as electric terminal compartment with direct cable entry at the same time.
The heater enclosure can be complemented with suitable and certified Ex e or Ex i terminal boxes, which are fixed to a holder (e. g. pipe or clamp ring) with the heater enclosure. The composition of the protection symbol is based on the types of protection of components actually used.
Schedule of Limitations: