Kikusui KHA3000, Operation Manual, Page: 354 / 392

354
KHA3000
Specifications
The specifications are based on the following settings and conditions unless otherwise
specified:
• The warm-up time is 60 minutes.
• TYP value: Typical value, which does not guarantee performance.
• rdng: Indicates a value that is read.
• set: Indicates a value that is set.
• range: Indicates a range.
Common Specifications of Input Section
Item Specifications
Maximum input
voltage Continous 600 Vrms/900 Vpeak (CAT I), 400 Vrms (CAT II)
Expected transient
overvoltage
2500 V (CAT I), 4000 V (CAT II)
Maximum input
current Continous 40 Arms/100 Apeak, whichever is smaller
Within 20 ms 160 Apeak
Voltage input impedance 4.7 M

± 10 %
Instrument loss
(between
SOURCE and
LOAD)
*1
*1. At 10 Aac, 60 Hz.
L1, L2, L3 3.6 m

or less
N 0.4 m

or less
Coupling mode HA/Vf mode DC coupling
OTHER mode DC or AC coupling (optional)
Number of input channels Three channels (L1, L2 and L3) for both voltage input and current
input
Voltage input terminal Direct input (resistance attenuating type)
Current input terminal Direct input (internal shunt), BNC terminal (voltage input), dedicated
clamp terminal (voltage input)
Auto range function Independent setting of voltage and current ranges
Linkage switching of voltage and
current ranges Switching between linked and independent for each phase (L1, L2
and L3)
Voltage
measurement
input switching Single-phase
two-wire
Phase voltage measurement (L1-N, L2-N and L3-N)
Single-phase
three-wire
Three-phase
three-wire
Three-phase
four-wire Line voltage measurement (L1-L2, L2-L3 and L3-L1)
PLL source Selected source L1, L2 and L3 (voltage input and current input), external input
Lock frequency
range 45 Hz to 66 Hz