Zhaoxin KXN Series User manual

Manual
Version: VE-2021-001
KXN Series Switching DC Power Supply

Table of Content
General Security Overview
Preface
Main Functions
Start Guide
Standard Accessories and Selection
Product Size
Technical Parameter
Operational Requirements
System Installation
Product Cleaning
Operating Basis
Overview of Front Panel
Overview of Rear Panel
Connection of Load Line
Characteristics of Constant Voltage/Constant Current
Function Description Model B
Constant Voltage Operation
Constant Current / Current-Limit Setting Operation
Voltage and current calibration operation
Function Description C Model
Constant Voltage Operation
Constant Current / Current-Limit Setting Operation
Function Description E Model
Constant Voltage Operation
Constant Current / Current-Limit Setting Operation
Common Troubleshooting
Fuse change
1
2
2
2
2
2-3
4-12
13
13
14
15
15-16
17
18
18
19
19
19
20
21
21
22
23
23
24
25
25

General Security Overview
1
Please read the following security precautions carefully to avoid personal injury,
and prevent damage to the product or any products connected to this product.
In order to avoid possible danger, you are required to use the product in
accordance with regulations. Only qualified personnel are allowed to perform
repair process.
Avoid fire or personal injury
Use the suitable power line. Please use only the power line designed for this product and certified
by country/region where it is located.
Use correct voltage settings. Before power-on, please ensure that line selector is set at
corresponding position of current voltage.
Product grounding. This product should be grounded through earth conductor of the power line.
The earth conductor must be connected to the earth, in order to avoid electric shock. Before
connecting with the input or output terminals of this product, you should ground the product correctly.
Observe all rated values of terminal. Please observe all rated values and markings on the product,
to avoid risks of fire or electric shock. Before connecting the product, you can consult the manual
firstly for detailed information about rated values.
Disconnect the power. The power switch can disconnect the product from power source. Please
refer to the description of relevant locations. Do not block the power switch; the power switch must
be available for the user at any time.
Do not open the cover. Do not operate this product with the outside cover or panel open.
Do not operate the product when you suspect that it malfunctions. If you suspect that the
product is damaged already, please have it inspected by qualified service personnel.
Keep away from exposed circuits. After power-on, do not touch exposed circuits and components.
Use the suitable fuse. Please only use the fuse type and rated index specified for the product.
Do not operate the product in a humid environment.
Do not operate the product in a flammable and explosive environment.
Please keep the surface of the product clean and dry.
Please ventilate properly. For more details on how to install the product to maintain proper
ventilation, please refer to installation instructions in the Manual.
Terminology in this Manual
The Manual probably includes the following terms:
ti ndicates situations or operations that may cause
personal injury or endanger life.
It points out situations or operations that may cause damage to
this product or other properties.
Symbols and terms on the product
The following terms may be marked on the product:
■ “DANGER” means injury that will occur immediately when you read this mark.
■ “WARNING” represents injury that will not happen immediately when you read this mark.
■ “CAUTION” indicates possible danger to this product or other properties.
The following symbols may be marked on this product:
Warning for High Voltage
Protective Earth Terminal Ground terminal Positive Electrode Negative Electrode
WARNING
CAUTION
CAUTION

2
Preface
Main Functions
■ Current preset, current-limiting protection.
■ Automatic switching of constant voltage/constant current.
■ Fine adjustment knob of voltage/current (in some models)
■ Three-digit display of voltage and current, with display accuracy 0.1V 0.01A
■ Four-digit display of current, with display accuracy 0.01V 0.001A (in some models)
■ Low noise: Temperature-controlled fan is adopted, and it starts automatically to
dissipate heat when internal temperature is greater than 50℃.
Start Guide
Standard Accessories and Selection
Tab. 1: Standard Accessories Table 2: Accessories Selection (power plug)
Power host 1 set North America AC 110V European General AC 220V
Input power line 1 UK AC 220V Australia AC 220V
Manual 1 Switzerland AC 220V India AC 220V
Warranty certificate 1 Brazil AC 220V
Product Size (B model)
126MM
1 5 4 M M
1 4 6 M M
8MM
2 5 8 M M
275MM

Product Size (C model)
Product Size (D model)
3

Type: KXN-1510D KXN-3010D
Input voltage: □ AC 220V±10% 50Hz □ AC 110V±10% 60Hz □ AC 240V±10% 50Hz
Temperature: Working temperature: -10℃~40℃ Relative humidity＜80%
Storage temperature: -10℃~40℃ Relative humidity＜90%
Output voltage: 0-15V 0-32V
Output current: 0-10A 0-10A
Voltage-
stabilized state:
Ripple noise： ≤0.3%Vp-p (Peak to peak)
Steady- Current stabilization degree ≤0.1%+3mA
flow state: Load stability ≤0.2%+3mA
Display accuracy: 3-digit LED digital display of voltage/current ±1% ±1 character
Display resolution: Voltage 0.1V Current 0.1A/0.01A
Boundary dimension: 275 (depth) * 126 (width) * 155 (height)
Weight: 2.14KG 2.14KG
Voltage stabilization degree ≤0.2%+2mV
Load stability ≤0.35%+3mV
Voltage stabilization degree ≤0.2%+2mV
Load stability ≤0.2%+2mV
4
Preface
Technical Parameter
Tab. 1:
Tab. 2:
≤0.1%+2mV
≤0.2%+2mV
Type: KXN-155D KXN-305D KXN-645D
Input voltage: □ AC 220V±10% 50Hz □ AC 110V±10% 60Hz □ AC 240V±10% 50Hz
Temperature: Working temperature: -10℃~40℃ Relative humidity＜80%
Storage temperature: -10℃~40℃ Relative humidity＜90%
Output voltage: 0-15V 0-32V 0-64V
Output current: 0-5A 0-5A 0-5A
Voltage-
stabilized state:
Ripple noise： ≤0.3%Vp-p (Peak to peak)
Steady- Current stabilization degree ≤0.1%+3mA
flow state: Load stability ≤0.2%+3mA
Display accuracy: 3-digit LED digital display of voltage/current ±1%/±1%±1 character
Display resolution: Voltage 0.1V Current 0.01A
Boundary dimension: 275 (depth) * 126 (width) * 155 (height)
Weight: 1.96KG 2.0KG 1.96KG
Voltage stabilization degree ≤0.2%+2mV
Load stability ≤0.35%+2mV ≤0.2%+2mV

5
Preface
Technical Parameter
Type: KXN-1510D M KXN-3010D M
Input voltage: □ AC 220V±10% 50Hz □ AC 110V±10% 60Hz □ AC 240V±10% 50Hz
Temperature: Working temperature: -10℃~40℃ Relative humidity＜80%
Storage temperature: -10℃~40℃ Relative humidity＜90%
Output voltage: 0-15V 0-32V
Output current: 0-10A 0-10A
Voltage-
stabilized state:
Ripple noise： ≤0.3%Vp-p (Peak to peak)
Steady- Current stabilization degree ≤0.1%+3mA
flow state: Load stability ≤0.2%+3mA
Display accuracy: 3-digit LED digital display of voltage/current ±1% ±1 character
Display resolution: Voltage 0.1V/0.01V Current 0.1A/0.01A/0.001A
Boundary dimension: 275 (depth) * 126 (width) * 155 (height)
Weight: 2.14KG 2.14KG
Voltage stabilization degree ≤0.2%+2mV
Load stability ≤0.35%+3mV
Voltage stabilization degree ≤0.2%+2mV
Load stability ≤0.2%+2mV
Tab. 3:
Tab. 4:
≤0.1%+2mV
≤0.2%+2mV
Type: KXN-155D M KXN-305D M KXN-645D M
Input voltage: □ AC 220V±10% 50Hz □ AC 110V±10% 60Hz □ AC 240V±10% 50Hz
Temperature: Working temperature: -10℃~40℃ Relative humidity＜80%
Storage temperature: -10℃~40℃ Relative humidity＜90%
Output voltage: 0-15V 0-32V 0-64V
Output current: 0-5A 0-5A 0-5A
Voltage-
stabilized state:
Ripple noise： ≤0.3%Vp-p (Peak to peak)
Steady- Current stabilization degree ≤0.1%+3mA
flow state: Load stability ≤0.2%+3mA
Display accuracy: 3-digit LED digital display of voltage/current ±1%/±1%±1 character
Display resolution: Voltage 0.1V /0.01V Current 0.01A/0.001A
Boundary dimension: 275 (depth) * 126 (width) * 155 (height)
Weight: 1.96KG 2.0KG 1.96KG
Voltage stabilization degree ≤0.2%+2mV
Load stability ≤0.35%+2mV ≤0.2%+2mV

6
Preface
Technical Parameter
Type: KXN-1530D KXN-1540D KXN-1550D KXN-1560D KXN-1580D KXN-15100D
Input voltage: □ AC 220V±10% 50Hz □ AC 110V±10% 60Hz □ AC 240V±10% 50Hz
Temperature: Working temperature: -10℃~40℃ Relative humidity＜80%
Storage temperature: -10℃~40℃ Relative humidity＜90%
Output voltage: 0-15V 0-15V 0-15V 0-15V 0-15V 0-15V
0-30A 0-40A 0-50A 0-60A 0-80A 0-100A
Output current:
Voltage- Voltage stabilization degree ≤0.5%
stabilized state: Load stability ≤0.5%
Ripple noise： ≤0.5%Vp-p (Peak to peak)
Steady- Current stabilization degree ≤0.5%
flow state: Load stability ≤0.5%
Display accuracy: 3-digit LED digital display of voltage/current ±1% ±1 character
Display resolution: Voltage 0.1V Current 0.1A
Boundary dimension: 366 (depth) * 198 (width) * 158 (height)
Weight: 3.9KG 3.85KG 4.6KG 4.6KG 5.7KG 5.8KG
Tab. 5:
Type: KXN-3020D KXN-3030D KXN-3040D KXN-6010D KXN-6020D
Input voltage: □ AC 220V±10% 50Hz □ AC 110V±10% 60Hz □ AC 240V±10% 50Hz
Temperature: Working temperature: -10℃~40℃ Relative humidity＜80%
Storage temperature: -10℃~40℃ Relative humidity＜90%
Output voltage: 0-30V 0-30V 0-30V 0-60V 0-60V
0-20A 0-30A 0-40A 0-10A 0-20A
Output current:
Voltage- Voltage stabilization degree ≤0.5%
stabilized state: Load stability ≤0.5%
Ripple noise： ≤0.5%Vp-p (Peak to peak)
Steady- Current stabilization degree ≤0.5%
flow state: Load stability ≤0.5%
Display accuracy: 3-digit LED digital display of voltage/current ±1% ±1 character
Display resolution: Voltage 0.1V Current 0.1A
Boundary dimension: 366 (depth) * 198 (width) * 158 (height)
Weight: 4.0KG 4.5KG 4.5KG 4.5KG 4.0KG
Tab. 6:

7
Preface
Technical Parameter
Type: KXN-1001D KXN-1002D KXN-1003D KXN-10010D KXN-10020D KXN-12010D
Input voltage: □ AC 220V±10% 50Hz □ AC 110V±10% 60Hz □ AC 240V±10% 50Hz
Temperature: Working temperature: -10℃~40℃ Relative humidity＜80%
Storage temperature: -10℃~40℃ Relative humidity＜90%
Output voltage: 0-100V 0-100V 0-100V 0-100V 0-100V 0-120V
0-1A 0-2A 0-3A 0-10A 0-20A 0-10A
Output current:
Voltage- Voltage stabilization degree ≤0.5%
stabilized state: Load stability ≤0.5%
Ripple noise： ≤0.5%Vp-p (Peak to peak)
Steady- Current stabilization degree ≤0.5%
flow state: Load stability ≤0.5%
Display accuracy:
Display resolution: Voltage 0.1V Current 0.01A Voltage 0.1V Current 0.01A
Boundary dimension:
Weight: 3.4KG 3.45KG 4.3KG 4.4KG 5.3KG 4.5KG
Tab. 7:
Type: KXN-1004D KXN-1005D KXN-1201D KXN-1202D KXN-1203D KXN-1205D
Input voltage: □ AC 220V±10% 50Hz □ AC 110V±10% 60Hz □ AC 240V±10% 50Hz
Temperature: Working temperature: -10℃~40℃ Relative humidity＜80%
Storage temperature: -10℃~40℃ Relative humidity＜90%
Output voltage: 0-100V 0-100V 0-120V 0-120V 0-120V 0-120V
0-4A 0-5A 0-1A 0-2A 0-3A 0-5A
Output current:
Voltage- Voltage stabilization degree ≤0.5%
stabilized state: Load stability ≤0.5%
Ripple noise： ≤0.5%Vp-p (Peak to peak)
Steady- Current stabilization degree ≤0.5%
flow state: Load stability ≤0.5%
Display accuracy:
Display resolution: Voltage 0.1V Current 0.01A
Boundary dimension: 332 (depth) * 198 (width) * 158 (height)
Weight: 3.4KG 3.45KG 4.3KG 4.4KG 5.3KG 4.5KG
Tab. 8:
Voltage 4-digit (±0.3%)
Current 3-digit (±1%)
LED±1 character
Voltage 4-digit (±0.3%)
Current 4-digit (±0.3%)
LED±1 character
332 (depth) * 198 (width) * 158 (height)
366 (depth) * 198 (width) * 158 (height)
Voltage 4-digit (±0.3%) Current 3-digit (±1%) LED ±1 character

Type: KXN-1501D KXN-1502D KXN-1503D KXN-1504D KXN-1505D KXN-15010D
Input voltage: □ AC 220V±10% 50Hz □ AC 110V±10% 60Hz □ AC 240V±10% 50Hz
Temperature: Working temperature: -10℃~40℃ Relative humidity＜80%
Storage temperature: -10℃~40℃ Relative humidity＜90%
Output voltage: 0-150V 0-150V 0-150V 0-150V 0-150V 0-150V
0-1A 0-2A 0-3A 0-4A 0-5A 0-10A
Output current:
Voltage- Voltage stabilization degree ≤0.5%
stabilized state: Load stability ≤0.5%
Ripple noise： ≤0.5%Vp-p (Peak to peak)
Steady- Current stabilization degree ≤0.5%
flow state: Load stability ≤0.5%
Display accuracy:
Display resolution: Voltage 0.1V Current 0.01A
Boundary dimension: 332 (depth) ×198 (width) ×158 (height)
Weight: 3.4KG 3.45KG 4.3KG 4.4KG 5.3KG 4.5KG
Tab. 9:
Voltage 4-digit (±0.3%) Current 3-digit (±1%) LED ±1 character
Preface
Technical Parameter
※1
※2
※1 Voltage /Current 4-digit (±0.3%)
※2 332 (depth) ×198 (width) ×158 (height)
Type: KXN-2001D KXN-2002D KXN-2003D KXN-2005D KXN-3001D KXN-3002D
Input voltage: □ AC 220V±10% 50Hz □ AC 110V±10% 60Hz □ AC 240V±10% 50Hz
Temperature: Working temperature: -10℃~40℃ Relative humidity＜80%
Storage temperature: -10℃~40℃ Relative humidity＜90%
Output voltage: 0-200V 0-200V 0-200V 0-200V 0-300V 0-300V
0-1A 0-2A 0-3A 0-5A 0-1A 0-2A
Output current:
Voltage- Voltage stabilization degree ≤0.5%
stabilized state: Load stability ≤0.5%
Ripple noise： ≤0.5%Vp-p (Peak to peak)
Steady- Current stabilization degree ≤0.5%
flow state: Load stability ≤0.5%
Display accuracy:
Display resolution: Voltage 0.1V Current 0.01A
Boundary dimension: 332 (depth) * 198 (width) * 158 (height)
Weight: 3.4KG 3.45KG 4.3KG 4.4KG 5.3KG 4.5KG
Tab. 10:
Voltage 4-digit (±0.3%) Current 3-digit (±1%) LED ±1 character
8