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CXL-4160
100/70 V Transformer Module
Installation Instructions
Important Safety Notes
It should be recognised that 100 V-line or 70 V-line speaker systems have the
potential to deliver an electric shock. Install the CXL-4160 only in accordance
with these instructions.
In all cases, the external wiring and associated speakers will need to comply
with local electrical regulations for AC voltages up to 100 V
(141 V
).
rms
peak
Do not expose the transformer to rain or moisture.
The transformer module must be installed in a safe manner.
Cloud Electronics Ltd. accept no responsibility for hazardous installations.
CXL-4160 Installation Instructions v1.0
1
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Summary of Contents for Cloud CXL-4160
- Page 1 Important Safety Notes It should be recognised that 100 V-line or 70 V-line speaker systems have the potential to deliver an electric shock. Install the CXL-4160 only in accordance with these instructions. In all cases, the external wiring and associated speakers will need to comply...
- Page 2 INTRODUCTION The CXL-4160 is an optional transformer module for the 46-50 Multi-Zone Mixing Amplifier. It permits the 46-50 to directly drive 100 V or 70 V-line loudspeaker systems. The module itself consists of four transformers (one for each Zone output) mounted on a PCB, and is supplied in kit form with all the necessary fixings and wiring.
- Page 3 Step 2. Fit the supplied cable assembly: the 8-pin header on the CXL-4160 PCB is connected to the four 2-pin headers on the 46-50 main PCB, located immediately behind the 100V/70V OUTPUTS connector location - see below. Note that the wire pairs...
- Page 4 Fit the blanking plate from Step 2 onto the hex spacers (Step 6) over the connector using the bright M3 screws, with the printed warnings outwards. 10. The 46-50 may now be reconnected to the AC mains and re-powered. CXL-4160 Installation Instructions v1.0...
- Page 5 100 V-LINE AND 70 V-LINE OPERATION The secondary windings of the transformers used in the CXL-4160 module are tapped at 70 V and 100 V. The module will be supplied pre-configured for the voltage normally used in your territory. To use the 46-50 with the “alternative” line system voltage, the tapping must be changed.
- Page 6 SAFETY NOTES REGARDING INSTALLATION The CXL-4160 is an accessory for the Cloud 46-50, and when installed in this product, conforms to the relevant European Electrical Safety and EMC Standards. The CXL-4160 is specifically designed to be fitted internally in the 46-50. Should the CXL-4160 be mounted in any other enclosure, the enclosure must be electrically safe and meet the requirements of BS EN 60065.
- Page 7 Cloud Electronics Limited Cloud Electronics USA 140 Staniforth Road 1200 Iron Horse Drive, Unit A Sheffield S9 3HF Park City England Utah 84060. Tel: +44 (0)114 244 7051 United States of America. Fax: +44 (0)114 242 5462 Toll Free: 0855 810 0161 email: info@cloud.co.uk...
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