Internal Block Diagram - Omron K6EL Manual

Internal Block Diagram

3
Input
From OTG ZCT protection
circuit
4
Nomenclature
Power supply indicator (green)
Test button (red)
Sensitivity selection switch
(not provided on the K6EL-30)
Connections
Ground Fault Relay
(from Pin Side)
(See note 1.)
6
5 7
4 8
From ZCT
3 9
2 10
1 11
100 VAC
Control power
200 VAC
supply
(See note 2.)
Note: 1. The K6EL-R50 does not have terminals 6 and 7.
2. The K6EL-R500 and K6EL-R50 do not have terminal 2. (They cannot be used at 200/220 V.)
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Delayed models only
Operating time
selection switch
Operating time
setting circuit
Reset button
Operating
Amplifier Switching
value setting
circuit
circuit
Sensitivity
Test button
selection switch
(not provided on
Power
the K6EL-30)
supply
POWER LEAKED
TEST RESET
SENSITIVITY
100 200
mA mA
0.3S 0.8S
OPERATING TIME
Ground Fault Relay with P3GA-11
(from Terminal Side)
From ZCT
From ZCT
X/c
9
8
11
X/a
6
(See note 1.)
7
X
circuit
Ground fault
indicator (red)
2
Shock-wave
1
absorption
circuit circuit
10
Power supply indicator (green)
K6EL-A100
Ground fault indicator (red)
EARTH LEAKAGE
RELAY
Reset button (black)
(not provided on automatic-reset models)
Operating time selection switch
(delayed models only)
5 6 7 8
4
3 9
2 1 11 10
100 VAC
200 VAC
(c)Copyright OMRON Corporation 2007 All Rights Reserved.
Note: 1. The K6EL-R50 does not
have terminals 6 and 7.
2. The K6EL-R500 and K6EL-
R50 do not have terminal 2.
(They cannot be used at 200/
220 V.)
Operation at
200/220 V
(See note 2.)
Operation at
100/110 V
Ground Fault Relay with P2CF-11
(from Terminal Side)
8 7 6 5
From ZCT
4
9 3
From ZCT
10 11 1 2
100 VAC
200 VAC
Control power supply
K6EL
4