Omron K6EL User Manual

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2
(c)Copyright OMRON Corporation 2007 All Rights Reserved.
K6EL
ZCTs (Zero-phase Current Transformers)
■ Ground Fault Relay and ZCT Combinations
(OK: Compatible)
Note: 1. “OK” indicates groupings that can be combined freely.
2. Combinations with the OTG-LA@@ are also possible.
■ Options
Flush Mounting Adapters Front Cover
Specifications
■ Ground Fault Relay Ratings
Note: 1. The K6EL-R50 requires a 100-VAC control power supply.
2. Only the K6EL-R50 can be switched between 50 mA r10% and 150 mA r20%.
Rated current
Type Indoor through-type models Indoor separate-type models
Sensed current Model Diameter of through-hole Model Diameter of through-hole
50 A OTG-L21 21 mm --- ---
100 A OTG-L30 30 mm --- 22 mm
200 A OTG-L42 42 mm OTG-CN52 52 mm
400 A OTG-L68 68 mm OTG-CN77 77 mm
600 A OTG-L82 82 mm OTG-CN112 112 mm
1,000 A OTG-L156 156 mm --- ---
ZCT
Ground Fault Relay K6EL-30
K6EL-R50
K6EL-100, -200, -500, -R500
K6EL-A100, -A200, -A500
OTG-L21 (50 A) 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 Cover)
Y92A-48D(Soft Cover)
Item
Type High-speed models Delayed models Delayed high-sensitivity
models
Control power supply 100/110 VAC or 200/220 VAC, 50/60 Hz (same for all) (See note 1.) 100 VAC
Rated current Depends on the ZCT
Sensed current 50% to 100% of the rated sensed current (50 mAr10%, 150 mA r20%) (See note 2.)
Non-operating current 0% to 50% of the rated sensed current
Rated short-time current 2,500 A
Ground fault indication method LED (red)
Test method Relay operation confirmed using a test button. (Independent of ZCT connection.)
Reset method Manual Either press the reset button or turn the control power supply OFF and ON again.
Automatic Automatically resets when the ground fault is cleared.
Built-in
contacts
Contact form SPDT+SPST-NO SPDT
Carrying current 5A 3A
Rated load cosI = 1 cosI = 0.4 (L/R = 7 ms) cosI = 1
240 VAC 5 A 2 A 220 VAC, 3 A
110 VDC 0.3 A 0.2 A
30 VDC 5 A 3 A
Power (VA) consumption 3VA max.
Weight Approx. 110 g

Omron K6EL Specifications

General

Brand	Omron
Model	K6EL
Category	Relays
Language	English