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K6EL

Internal Block Diagram

Nomenclature

Connections

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.)

Input

protection

circuit

Operating

value setting

circuit

Shock-wave

absorption

circuit

Amplifier

circuit

Operating time

setting circuit

Switching

circuit

Test button

Power
supply

circuit

Power supply indicator (green)

Ground fault
indicator (red)

X/a

Sensitivity

selection switch

(not provided on

the K6EL-30) 

From OTG ZCT

3

9

8

11

6

7

2

1

10

4

X

X/c

Reset button

Operating time
selection switch

Delayed models only

Operation at
100/110 V

(See note 1.)

(See note 2.)

Operation at
200/220 V

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.)

POWER

SENSITIVITY

LEAKED

200

mA

100

mA

RESET

K6EL-A100

TEST

0.3S

0.8S

OPERATING TIME

EARTH LEAKAGE
RELAY

Ground fault indicator (red)

Power supply indicator (green)

Test button (red)

Sensitivity selection switch

(not provided on the K6EL-30)

Reset button (black)
(not provided on automatic-reset models)

Operating time selection switch
(delayed models only)

6

5

4

3

2

1 11

10

9

8

7

100 VAC

200 VAC

Control power
supply

From ZCT

(See note 1.)

(See note 2.)

100 VAC

200 VAC

From ZCT

From ZCT

5

6

7

8

2

1

11 10

3

4

9

100 VAC

200 VAC

Control power supply

From ZCT

From ZCT

11

10

1

2

7

8

6

5

9

3

4

Ground Fault Relay
(from Pin Side)

Ground Fault Relay with P3GA-11 
(from Terminal Side)

Ground Fault Relay with P2CF-11 
(from Terminal Side)

Summary of Contents for K6EL

Page 1: ...Number Structure Model Number Legend 1 Ground Fault Relay 2 Operating Time and Reset Method None 0 1 s manual reset A 0 3 0 8 s switchable manual reset R 0 5 s automatic reset 3 Sensed Current 30 30...

Page 2: ...OK OK OTG L30 100 A OK OK OTG L42 200 A OK OK OTG L68 400 A OK OTG L82 600 A OK OTG L156 1 000 A OK OTG CN52 200 A OK OTG CN77 400 A OK OTG CN112 600 A OK Model Y92F 30 Y92F 71 Model Y92A 48B Hard Co...

Page 3: ...arts and the mounting panel Lightning impulse dielectric strength 1 2 50 Ps 7 000 V between control power supply terminals Lightning impulse operation failure 1 2 50 Ps 7 000 V primary side of ZCT Vib...

Page 4: ...110 V See note 1 See note 2 Operation at 200 220 V 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 POWER SENSIT...

Page 5: ...wise indicated Ground Fault Relay Load Y b Auxiliary relay Alarm buzzer 100 110 VAC 200 220 VAC Y BZ Transformer Molded case circuit breaker 6 5 4 3 2 1 11 10 9 8 7 kt k l lt OTG ZCT K6EL Ground Fault...

Page 6: ...te Recommended panel thickness 1 to 3 2 mm Y92F 30 Flush Mounting Adapter Sold Separately Y92F 71 Flush Mounting Adapter Sold Separately P2CF 11 sold separately PL11 sold separately 103 K6EL 77 7 16 K...

Page 7: ...pitch 136 68 dia 118 17 31 9 3 11 6 1 Mounting Hole Cutout Dimensions Two 5 dia holes or two M4 screw holes 97 107 97 mounting pitch 25 109 88 17 42 dia 11 9 3 5 2 Mounting Hole Cutout Dimensions kt k...

Page 8: ...7 Mounting Hole Cutout Dimensions 9 263 156 dia 138 3 2 270 230 60 M5 terminal screws 130 90 20 40 L 230 90 Mounting Hole Cutout Dimensions Four 8 5 dia holes or four M8 screw holes K K M4 terminal sc...

Page 9: ...2 325 mm2 325 mm2 250 mm2 OTG L82 600 A 82 dia 500 mm2 500 mm2 400 mm2 400 mm2 OTG L156 1 000 A 156 dia 500 mm2 500 mm2 1 000 mm2 1 000 mm2 OTG CN52 200 A 52 dia 200 mm2 200 mm2 150 mm2 100 mm2 OTG CN...

Page 10: ...as possible or use a shield line When installing a separate type ZCT with current flowing along the primary conductors short the secondary terminals using clips or some other method Switching the Sen...

Page 11: ...as for calculating ground currents for complete ground faults Depending on the location the allowable ground fault current may be restricted In this case use values of R and C that do not exceed the r...

Page 12: ...may be suitable for the products Outdoor use uses involving potential chemical contamination or electrical interference or conditions or uses not described in this catalog Nuclear energy control syste...

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