KIKUSUI -PXZ Series- | Denkei Corporation Americas

KIKUSUI -PXZ Series – 20kW Type-

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The PXZ Series offers a 20kW power capacity with a maximum voltage of 1500V, housed in a 3U unit. It supports CC, CR, CV, and CP modes and can link up to 25 units to achieve 500kW in parallel. Equipped with a touch panel, it includes pre-charge, I-V, sequence functions, and versatile connectivity options like LAN, USB, and RS232C.

High-Capacity Regenerative Electronic Load

Model:

PXZ Series

Maker:

KIKUSUI

Download Materials

PXZ Series catalog

Line-up

Image	Model	Rated power	Operating voltage (DC)	Rated current	Input current AC (200 V 3-phase) / (400 V 3-phase)	Weight
	PXZ20K-500	20kW	10V to 500V	120A	80／40A	Approx. 38kg
	PXZ20K-1000	20kW	20V to 1000V	60A	80／40A	Approx. 37kg
	PXZ20K-1500	20kW	30V to 1500V	30A	80／40A	Approx. 37kg

Specifications

Ratings

Item	PXZ20K-500	PXZ20K-1000	PXZ20K-1500
Rated power	20000W	20000W	20000W
Rated voltage (DC)*1	10 V to 500 V	20 V to 1000 V	30 V to 1500 V
Rated current *1	120A	60A	30A

*1 Maximum input current and maximum input voltage are limited by maximum input power.

Constant Current (CC) mode

Item	PXZ20K-500	PXZ20K-1000	PXZ20K-1500
Maximum settable current *1	+126 A	+63A	+31.5 A
Setting accuracy*2	±(0.75 % of rating)	±(0.75 % of rating)	±(0.75 % of rating)
Resolution	0.01 A	0.005A	0.002 A
Line regulation *3	±240 mA	±120mA	±60 mA
Load regulation *4	±240 mA	±120mA	±60 mA
Rise time（TYP）*5	1 ms	1 ms	1 ms
Fall time （TYP）*6	1 ms	1 ms	1 ms
Response switching	FAST, SLOW	FAST, SLOW	FAST, SLOW
Slew rate switching *1	120A/ms or more *7	60A/ms or more *7	30A/ms or more *7
	60 A/ms	30 A/ms	15 A/ms
	30 A/ms	15.0A/ms	7.5 A/ms
	3 A/ms	1.50A/ms	0.75 A/ms
	0.3 A/ms	0.150A/ms	0.075 A/ms

*1. During parallel operation, this will be the value multiplied by the number of units in the configuration. *2. Applies to a range of 1 % to 100 % of the rated current. *3. 180 Vac to 252 Vac for 200 Vac input, 342 Vac to 504 Vac for 400 Vac input. At the constant load. *4. This is the amount of change when the voltage is changed from the rated voltage and rated power to 1/10 of the rated voltage. *5. In the case that the CC mode response setting is set to FAST. The time required for the input current in CC mode to change from 10 % to 90 % of the rated current when the input current
value is changed from 0 % to 100 % of the rated current. When the slew rate is set to MAX. *6. In the case that the CC mode response setting is set to FAST. The time required for the input current in CC mode to change from 90 % to 10 % of the rated current when the input current
value is changed from 100 % to 0 % of the rated current. When the slew rate is set to MAX. *7. MAX will appear on the display.

Constant resistance (CR) mode

Item	PXZ20K-500	PXZ20K-1000	PXZ20K-1500
Conductance rating	2400.0 mS	600.000mS	200.000 mS
Setting range	0 mS to 2520.0 mS	0mS to 630.000mS	0 ms to 210.000 mS
Setting accuracy *1	±(0.5 % of setting + 0.5 % of rating)	±(0.5 % of setting + 0.5 % of rating)	±(0.5 % of setting + 0.5 % of rating)
Resolution	0.20 mS	0.05mS	0.02 mS
Response switching	FAST, SLOW	FAST, SLOW	FAST, SLOW

*1 Converted value at the input current.

Constant voltage (CV) mode

Item	PXZ20K-500	PXZ20K-1000	PXZ20K-1500
Maximum settable voltage *1	525 V	1050V	1575 V
Setting accuracy	±(0.2 % of setting + 0.1 % of rating)	±(0.2 % of setting + 0.1 % of rating)	±(0.2 % of setting + 0.1 % of rating)
Resolution	0.05 V	0.1 V	0.1 V
Remote sensing Maximum compensation voltage (reciprocating) (TYP)	10 % of rating	10 % of rating	10 % of rating
Response switching	FAST, SLOW	FAST, SLOW	FAST, SLOW
Slew rate switching (TYP) *1	125V/ms or more *2	250V/ms or more *2	375V/ms or more *2
	125V/ms	250V/ms	375V/ms
	12.5 V/ms	25 V/ms	37.5 V/ms
	1.25 V/ms	2.50 V/ms	3.75 V/ms
	0.125 V/ms	0.25 V/ms	0.375 V/ms