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KACL Series Variable Frequency AC Power Supply

. Constant voltage output
. Flexible work step setting: Step/Gradient Mode
. Editable protection parameters: Overvoltage/Overcurrent point

Availability:

Model:
KACL
Code:
1.2.2

Summary

KACL Series is a variable frequency AC power supply of two-stage power conversion structure, featuring high-precision, wide output range, and independent three-phase. The product works in three modes: General/Step/Gradient Mode, satisfying the versatile demands of DC charging pile testing including overvoltage, undervoltage, over-frequency, and under-frequency tests. It is an ideal testing solution for research institutes, laboratories, inspection agencies, and authentication centers etc.

Functions

Constant voltage output
Flexible work step setting: Step/Gradient Mode
Editable protection parameters: Overvoltage/Overcurrent point
Independent three-phase
External emergency stop

Advantages

Support parallel operation of multiple equipment;
Fast voltage response;
Low THD≤1% (linear load);
Complete safety protection: OVP/OCP/OTP/OPP;
High precision output of voltage & current;
Standard communication interfaces: LAN/RS485.

Models	Power Capacity [kVA]	Rated Current [A]	Rated Voltage [V]	Frequency [Hz]	Phase	Voltage Range [V]
Models	Power Capacity [kVA]	Rated Current [A]	Rated Voltage [V]	Frequency [Hz]	Phase	Voltage Range [V]
KACL-75-345-33	75	113	220	45-65	3φ4W	5-345
KACL-150-345-33	150	227	220	45-65	3φ4W	5-345
KACL-300-345-33	300	454	220	45-65	3φ4W	5-345
KACL-400-345-33	400	606	220	45-65	3φ4W	5-345

Input Requirements
Phase	3φ3W＋PE
Voltage	380V±15%
Frequency	50Hz±5Hz
Functions
Step Mode	Max. 50 sets of work steps Voltage, frequency, and operation time are recorded for each set.
Gradient Mode	Max. 50 sets of work steps Voltage, frequency, and operation time are recorded for each set.
Protection	OVP/OCP/OTP/Phase loss/Emergency stop etc.
Output Characteristics
Voltage		Waveform	Sinusoidal wave
		Precision	±0.5%·FS (linear load)
		Setting Resolution	0.1V
		Display Resolution	0.1V
		Load Regulation	0.2%·FS
		THD	≤1% (linear load)
		Response Time	≤20ms (10%-90%) with frequency changing at the same time
		DC Offset	No DC offset (built-in isolating transformer)
Current		Precision	±1%·FS (linear load)
		Display Resolution	0.1A
Frequency		Precision	±0.01Hz
		Setting Resolution	0.01Hz
		Display Resolution	0.01Hz
Phase		Adjustment Step Length	0.1°
		Adjustment Range	360°
Communication Interfaces
Local Interface		LCD
Remote Comms		RS485/LAN
Others		External emergency stop/Fault signal
Safety & Ambient Conditions
Insulation Resistance		≥20MΩ (500Vdc)
Withstand Voltage		2000Vdc (60s, no arcing/breakdown)
Ground Resistance		≤0.1Ω
Protection Level		IP21 (indoor)
Cooling		Fan cooling
Ambient Temperature		-10~40℃
Relative Humidity		0-90%RH (non-condensing at 25℃)
Altitude		≤2000m

Models	Power Capacity [kVA]	Rated Current [A]	Rated Voltage [V]	Frequency [Hz]	Phase	Voltage Range [V]
Models	Power Capacity [kVA]	Rated Current [A]	Rated Voltage [V]	Frequency [Hz]	Phase	Voltage Range [V]
KACL-75-345-33	75	113	220	45-65	3φ4W	5-345
KACL-150-345-33	150	227	220	45-65	3φ4W	5-345
KACL-300-345-33	300	454	220	45-65	3φ4W	5-345
KACL-400-345-33	400	606	220	45-65	3φ4W	5-345

Input Requirements
Phase	3φ3W＋PE
Voltage	380V±15%
Frequency	50Hz±5Hz
Functions
Step Mode	Max. 50 sets of work steps Voltage, frequency, and operation time are recorded for each set.
Gradient Mode	Max. 50 sets of work steps Voltage, frequency, and operation time are recorded for each set.
Protection	OVP/OCP/OTP/Phase loss/Emergency stop etc.
Output Characteristics
Voltage		Waveform	Sinusoidal wave
		Precision	±0.5%·FS (linear load)
		Setting Resolution	0.1V
		Display Resolution	0.1V
		Load Regulation	0.2%·FS
		THD	≤1% (linear load)
		Response Time	≤20ms (10%-90%) with frequency changing at the same time
		DC Offset	No DC offset (built-in isolating transformer)
Current		Precision	±1%·FS (linear load)
		Display Resolution	0.1A
Frequency		Precision	±0.01Hz
		Setting Resolution	0.01Hz
		Display Resolution	0.01Hz
Phase		Adjustment Step Length	0.1°
		Adjustment Range	360°
Communication Interfaces
Local Interface		LCD
Remote Comms		RS485/LAN
Others		External emergency stop/Fault signal
Safety & Ambient Conditions
Insulation Resistance		≥20MΩ (500Vdc)
Withstand Voltage		2000Vdc (60s, no arcing/breakdown)
Ground Resistance		≤0.1Ω
Protection Level		IP21 (indoor)
Cooling		Fan cooling
Ambient Temperature		-10~40℃
Relative Humidity		0-90%RH (non-condensing at 25℃)
Altitude		≤2000m

KACL Series Variable Frequency AC Power Supply

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