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 electrical 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.
Intrinsically Safe Headset
Model series: H-M3●-2-●●●●X-●●●, The "X" indicates that it is a Headset for Hazardous Locations.
The product is a Headset designed for use in the ear. The headset contains a condenser microphone and a speaker. In the headset some electronic circuitry is present, to shape the frequency response of the microphone signals. A cable measuring 1.3 meter is fixed to the headset. The cable ends in a 4 poled connector (jack type). Connector can change depending on the radio connected. The headset is supplied from the output of an intrinsically safe radio transceiver.
Ambient temperature area: -30°C< Ta < +55°C , IP 67
Intrinsically safe specifications: Ii: 350mA Ui: 9V Li: 30µH Ci: 2.3µF