K8AC-CT200L Omron, K8AC-CT200L Datasheet - Page 4

• Manufacturer Part Number: K8AC-CT200L
• Description: 20-200A Current Transformer
• Manufacturer: Omron

Specifications of K8AC-CT200L

• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

■ Specifications
4
Allowable power supply voltage range
Allowable power supply frequency range
Input frequency range
Overload capacity
Setting error
Repeat error
Temperature influence
Humidity influence
Influence of power supply voltage
Influence of power supply frequency
Influence of input frequency
Applicable
standards
Insulation resistance
Dielectric strength
Noise immunity
Vibration resistance
Shock resistance
Degree of protection
Single-phase Current Relay
Operating value
Reset value
Operating time
Startup lock time
Operating value
Reset value
Operating time
Startup lock time
Conforming standards
EMC
Safety standards
K8AB-AS
85% to 110% of power supply voltage
50/60 Hz ± 5 Hz
K8AB-AS1 and K8AB-AS2: DC input or AC input (45 to 65 Hz)
K8AB-AS3:
K8AB-AS1 and K8AB-AS2: Continuous input: 120% of maximum input, 1 s max.: 150% of maximum input.
K8AB-AS3:
Note: Overload capacity of primary side of CT.
Set value ± 10% full scale
Operating value ± 2%
Error calculation: Error = ((Maximum operating value − Minimum operating value (over 10 operations))/2)/
Average value × 100%
Reset value ± 2%
Error calculation: Error = ((Maximum reset value − Minimum reset value (over 10 resets))/2)/Average value
× 100%
Operating time repeat error: ± 50 ms
Overcurrent:
Undercurrent:
Startup lock time repeat error: ± 50 ms (measured at sudden change from 0% to 120% of setting)
Operating value
Operating time
Operating value
Operating time
Operating value: ± 5% max.
Operating time: ± 10% max.
Note: The error in the operating value and operating time under standard conditions.
Operating value: ±5% max. (at 45 to 65 Hz)
Operating time: ±10% max. (at 45 to 65 Hz)
Note: The error in the operating value and operating time under standard conditions.
Operating value (45 to 65 Hz)
K8AB-AS1 and K8AB-AS2: ± 5% max.
K8AB-AS3: ± 10% max.
Operating time (45 to 65 Hz)
± 10% max.
Note: The error in the operating value and operating time under standard conditions.
EN60255-5 and EN60255-6
Installation environment (Pollution Degree 2, Overvoltage Category III)
EN61326
UL508
20 M Ω min.
2,000 VAC for one minute
1,500 V power supply terminal common/normal mode
Square-wave noise of ±1 µ s/100 ns pulse width with 1-ns rise time
Frequency 10 to 55 Hz, 0.35-mm single amplitude, acceleration 50 m/s
10 sweeps of 5 min each in X, Y, and Z directions
100 m/s
Terminal section: Finger protection
Drift based on measured value at standard temperature:
− 20 ° C to standard temperature: ± 1,000 ppm/ ° C max.
Standard temperature to 60 ° C: ± 1,000 ppm/ ° C max.
(Humidity: 25% to 80%)
Fluctuation based on measured value at standard temperature:
− 20 ° C to standard temperature: ± 10% max.
Standard temperature to 60 ° C: ± 10% max.
(Humidity: 25% to 80%)
Based on ambient humidity of 65%
25% to 80%: ± 5% max.
Based on ambient room humidity
25% to 80%: ± 10% max.
Between external terminals and case
Between power supply terminals and input terminals (excluding models with DC power supply)
Between power supply terminals and output terminals
Between input terminals and output terminals
Between external terminals and case
Between power supply terminals and input terminals (excluding models with DC power supply)
Between power supply terminals and output terminals
Between input terminals and output terminals
2
, 3 times each in 6 directions along three axes (up/down, left/right, forward/backward)
AC input (45 to 65 Hz)
Continuous input: 120% of maximum input, 30 s max.: 200% of maximum input,
1 s max.: 600% of maximum input
Measured when input suddenly changes from 0% to 120% of setting.
Measured when input suddenly changes from 120% to 0% of setting.
2
Cat. No. N142-E1-02