User manual

EPSITRON® Device Description 13
787-1662 Electronic Circuit Breaker
Manual
Version 1.0.0
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3 Device Description
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The 787-1662 electronic circuit breaker reliably protects up to 2 load circuits
against short circuiting and overloading. The 24 VDC input voltage is distributed
among 2 output channels, each of which can be provided with separate fuse
protection.
Table 4: Fuse Protection of Output Channels
Variant
Fuse protection for each output
channel (can be set)
787-1662
2 A, 3 A, 4 A, 6 A, 8 A, 10 A
787-1662/0106-0000
1 A, 2 A, 3 A, 4 A, 5 A, 6 A
787-1662/0006-1000
0,5 A, 1 A, 2 A, 3 A, 4 A, 6 A
(with active current limitation)
The electronics can accommodate brief current peaks.
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There are 2 rotary switches on the device which can be used to set the nominal
current for each of the individual output channels.
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The current status of the output channel is indicated by a multi-colored LED.
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In the event of a short circuit or overloading, the individual output channel is de-
energized after a defined trip time.
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Wait for temperature to return to normal!
If an output channel has been de-activated due to short-circuiting or overloading,
wait until the temperature returns to its normal range (cooling period) before re-
activating the channel.
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The device contains control and signaling contacts, which can be used for reading
out information relevant to operation. These contacts are also used to activate and
de-activate specific output channels individually. This device is equipped with
• one digital control input and
• two digital signal outputs.
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