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User Manual
Pull out the Hot swappable sliding module out of the Network Power Switch, which contains SCR
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assembly and control circuitry.
Operating Network Power Switch in Normal Mode (load connected to Network Power Switch output)
Insert the Hot swappable module into the Network Power Switch unit
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Lock the sliding module for preventing its accidental opening.
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Unlock the Manual Bypass Switch with the key provided
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Connect the Load output to Network Power Switch by changing the switch position to Network Power
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Switch output.
Depending on the priority switch, Load will get transferred to source-1, if the priority switch is on source1.
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The Static Switch output position LED will glow
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1.6 Potential free contacts
The Network Power Switch status can be checked on the connectors located on the rear end, as shown in figure 1.6.
Two potential free contacts indicating Source 1 and Source 2 Healthy conditions are taken from controller board and
terminated at rear terminal connectors, as shown in figure 1.6. These two voltage free contacts are Normally Open
(NO) and their rating is 1A / 2A @ 120Vac / 24Vdc.
Way of using the Potential Free Contacts (PFC)
Source Healthy Signals
a) Independent
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(08/10)
N
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N
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Fig 1.6 – Potential free contacts Connectors
b) Parallel
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The potential free contacts can be used in the above drawn way
P
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2
P
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Chapter 1 - General Description
c) Series
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Page 1-5
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