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Qingdao J&K Co., Ltd is the subsidiary company of J&k Group,founded in 1989. J&K Group has been a comprehensive manufacturer in China, with construction area of 14000 sqm and 300 skilled workers. J&K mainly work on pressure gauge. Core products include pressure gauge,regulaters,welding-cutting torches.OEM is also welcome. Till now, J&K has been one of the biggest machine accessories supplier in the north of China.
Qingdao Wuxiao electric power substation framework is the steel framework for electric power transmission and transformation.We manufacture them with complicated technology and adopted sophisticated production line. Now we sell them widely all over the world.
Availability size: Based on the customers requirements.
Material:All the steel are used the noted Chinese steel plant products or based on the customer's specific requirements or product them according to our Chinese national standard.
Color: Silver white or Based on the customers requirements.
Package: wrapped with felt cloth or rubber mat and fix them by iron wire in case of collision or bump
Terms of Payment: L/C,T/T
Capacity: 40,000tons/year
Delivery Time: one month or based on the customer's need
Certification:
We also supply Factory accept test,Warranty certification, Certificate of product quality, Certification of Quality Management System
· Portable Power Supply: Build-in high capacity lithium-ion battery, off-grid power supply for camping or emergency backup, lamps, phones, laptops, TVs etc.
· Versatile Outputs: Pure-sine wave inverter, Universal Sockets receptacles, DC ports , USB ports , Led flashlight, emergency power supply.
· Rechargeable lithium Battery, No Gasoline Required: Recharge from included wall AC outlet, Car cigarette charger cable and solar panel.
· On line UPS: Backup battery ups and surge protection for laptop, workstations, networking devices and home entertainment systems.
· Safety Guarantee and Warranty: This product is certified by CE and RoHS. Over-charger Overload protection, environmental protection, energy saving and 18-month warranty.
The AN50(F) low-power series DC power supply adopts high-frequency PWM control and phase-shifted full-bridge conversion, fast dynamic response, strong overcurrent capability, low output ripple, featuring compact, light, quiet, high efficiency, simple operation and cost-effective. It can be used for manufacturing, testing and maintenance of electronic equipment such as motors, power tools, automotive electronics, switching coils and DC switches, aircraft and airborne equipment, radar, navigation, etc., as well as industrial and mining enterprises, colleges and universities laboratories, research institute, etc.
Features:
350mm deep full range of standard chassis, suitable for system integration and portable applications.
High frequency PWM and full-bridge conversion technology, with high efficiency.
Strong current/power overload capacity, up to 110%.
Exceptional output stability.
Voltage drop compensation terminal for large current output.
Complete protection to ensure normal operation of power supply unit and load security.
LED segment display. Clear, convenient for operation.
Serial/parallel output, convenient expansion.
Powerful programmable features to meet various testing needs.
Supports SCPI/MODBUS-RTU standard protocol.
ANEVT(F) series high-precision bidirectional DC power supply adopts high-frequency PWM rectification and bidirectional DCDC conversion, FPGA digital control, seamless switching between forward and reverse, automatic bidirectional operation, energy feedback to the grid at full power; advanced digital control, ultra-high control accuracy, fast response, wide output voltage range; compared with conventional bidirectional power supply, it can achieve full range of high-precision output from 0V to full scale, up to 2000V, and the maximum power of a single machine can reach 1MW; abundant programming and testing functions, suitable for a variety of applications with different upper computer software.
Applications:
Testing of electric vehicle motors and controllers
Testing of electric vehicle transmission system and powertrain system
Testing of special electric vehicle motors, controllers, electric vehicle transmission systems, and powertrain systems
Testing of fuel cell
Testing of new energy motor system
Testing of ship electric drive, electric drive system
Testing of charger and charging pile
Testing of battery pack charge/discharge
Testing of capacitor and super capacitor charge/discharge
Testing of energy storage system converter
Testing of UPS and EPS system
Testing of hybrid
Simulated battery to replace real battery-powered test applications
Power supply for high-power DC test
The ANEVH series is a programmable DC power supply that integrates DC power supply and feedback load, which can be used as a source and output power; or used as load to realize sink function, absorbing power and returning to the grid cleanly; standard dual-quadrant operation.
Built-in voltage curves for DIN40839, ISO-16750-2 and ISO21848 standard automotive grids.
Comprehensive OTP, OVP, OCP, OPP protection.
S terminal compensation
Application:
Micro-grid and micro-inverter testing
Automotive motor, controller and power battery testing
Fuel cell test, fuel cell DCDC test
UPS, on-board charger (OBC), charging spot, bidirectional DC-DC test
Industrial testing for electrolysis, electroplating, welding, etc.
Testing of communication power supply, LED product
Testing of automotive electronics, avionics
High power test, DC feedback load demand application
This ANFH series AC power supply adopts digital technology and IGBT intelligent output with pure output waveform. The power supply has the ability to withstand impact of 3 times the rated current, featuring strong load adaptability, suitable for various impact loads such as motors and air conditioners, with good dynamic characteristics.
The power supply is designed suitable for 19 standard chassis, compact, and can be directly installed in a standard cabinet for various applications such as testing, system integration, production line, etc.; as well as 4.3 color LCD touch screen, convenient and intuitive, widely used in home appliance lines, labs, quality inspection institutes, certification centers etc.
Features:
19â?? standard chassis, compact, can be installed in standard cabinet
Withstand 3 times the rated current lasting for 2S, directly start impact load equivalent to 1/3 of the power
Adjustment of voltage/frequency in output state
Startup ramp-up and online ramp-up, and the ramp-up time can be set
Measurements: voltage, current, frequency, active power
Voltage level: 1.0~150.0V, 150.1~300.0V automatically adjustable or locked within 1.0~300.0V
Line voltage drop compensation
Multi shortcut groups, power-down memory and shortcut keys
4.3â?? color touch screen, convenient and intuitive
Key lock and humanized design to avoid misoperation
Operating data recorders: automatically record the power state when alarming and alarm code, etc
Standard RS232 port, optional RS485/GPIB/Ethernet port or analog control
Application:
1. Impact resistant: impact loads with 1/3 power can be directly started without soft start
2. Adjustment of voltage/frequency in output state
3. Start ramp up and online ramp up
4. 4.3 color touch screen, convenient and intuitive
Maximum power (wp): 180w200w
Maximum power voltage (v):4444.8
Maximum power current (a)4.14.47
Open circuit voltage (v):4850.3
Short circuit current (a):5.85.2
Number of cells (pcs): 91(7*13)91(7*13)
Size of module (mm):1702*945*451702*945*45
Weight per piece (kg):1919
Length of cables (mm): 600900
Frame (material, corners, etc.):anodized aluminum alloyanodized aluminum alloy
Maximum power (wp): 160w165w
Maximum power voltage (v):3333
Maximum power current (a)4.854.85
Open circuit voltage (v):4343
Short circuit current (a):5.65.6
Number of cells (pcs): 72(6*12)72(6*12)
Size of module (mm):1580*808*451580*808*45
Weight per piece (kg):14.514.5
Length of cables (mm): 600600
Frame (material, corners, etc.):anodized aluminum alloyanodized aluminum alloy
Maximum power (wp): 210w220w
Maximum power voltage (v):4442.5
Maximum power current (a)4.775.17
Open circuit voltage (v):51.745
Short circuit current (a):5.495.6
Number of cells (pcs): 91(7*13)91(7*13)
Size of module (mm):1702*945*451702*945*45
Weight per piece (kg):1819
Length of cables (mm): 900900
Frame (material, corners, etc.):anodized aluminum alloyanodized aluminum alloy
Maximum power (wp): 280w
Maximum power voltage (v):54.2
Maximum power current (a)5.17
Open circuit voltage (v):66.08
Short circuit current (a):5.83
Number of cells (pcs): 112(8*14)
Size of module (mm):1830*1070*50
Weight per piece (kg):23
Length of cables (mm): 900
Frame (material, corners, etc.):anodized aluminum alloy
Maximum power (wp): 100w- 110w
Maximum power voltage (v):33.5- 33.5
Maximum power current (a)2.99- 3.29
Open circuit voltage (v):41.5- 41.5
Short circuit current (a):3.57- 3.78
Size of module (mm):1250*808*35- 1250*808*35
Weight per piece (kg):11.8 - 11.8
Length of cables (mm): 900- 900
Frame (material, corners, etc.): anodized aluminum alloy anodized aluminum alloy
Maximum power (wp): 50w
Maximum power voltage (v):17.6
Maximum power current (a)2.85
Open circuit voltage (v):21.6
Short circuit current (a):2.98
Size of module (mm):835*540*28
Weight per piece (kg):5.5
Length of cables (mm): 650
Frame (material, corners, etc.):anodized aluminum alloy
Maximum power (wp): 160w165w
Maximum power voltage (v):3333
Maximum power current (a)4.854.85
Open circuit voltage (v):4343
Short circuit current (a):5.65.6
Number of cells (pcs): 72(6*12)72(6*12)
Size of module (mm):1580*808*451580*808*45
Weight per piece (kg):14.514.5
Length of cables (mm): 600600
Frame (material, corners, etc.):anodized aluminum alloyanodized aluminum alloy
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