VAMP 221
Arc protection system
Operation and configuration instructions
VAMP Ltd
10
VAMP 24h Technical Support: +358 (0)20 753 3264
VM221.EN013
Arc fibre sensor ARC –SLx
Figure 1.1.3-3 Arc fibre sensor ARC-SLx
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The fibre sensor is a durable glass fibre, which is
manufactured in lengths of 10, 15, 20, 25, 30 and 35 metres
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The first 2.5 metres of the fibre are insulated against light
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The detected light information is transferred to the
VAM 3L /VAM 3LX unit inside the fibre
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The fibre will be installed to go through the supervised
compartments
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Monitoring the light information with a fibre system is a
cost-effective solution e.g. in low voltage switchgears with
several compartments
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Self-supervised arc sensor