TUNKIA TK4720 AC Adjustable Resistive Load for EV Charger Tester

Product Description

TK4720 AC Adjustable Resistance Load

 

 

1. Product overview
TK4720 is an AC adjustable resistance load box with rated power single-phase 9kW or three-phase 45kW. The panel is equipped with standard AC charging socket, which can be used with AC charging pile field tester, to realize the on-site verification of AC charging pile for electric vehicles.

2. Main applications

 

3. Instrument appearance

☆ Instrument Front panel(TK4720-45kW)
No.	Function Declaration
	Load handle, easy for user handling.
	Power indication (indicating the load operating status), operation, alarm, communication signal indicator lamp.
	Charge the socket at the power supply end and connect the charger tester with a special charging connector.
	AC 220V Power interface can be power to load through mains.
	The top heat dissipation mode is adopted to facilitate the hot air rapid rise and discharge, and improve the heat dissipation efficiency.
	The emergency stop button can quickly stop the load operation in an emergency situation.
	RS 232 Communication interface.
	Load ground terminal.
	The bottom four corners are equipped with a universal roller, easy to move the load and fixed.

4. Technical specifications
 

Model	TK4720-9kW	TK4720-45kW
Rated Power (@A C 220V)	Single-phase 9k W	Three-phase 45 kW
Working Range	Voltage 0~264 V and current 0~39.5 A	Voltage 0~264 V and current 0~75 A
Connection Mode	Single phase	Three phase Four lines
Mini. Current Step	0.5 A	0.5 A
Mini. Power Step	0k W.11	0k W.33
Range Of Resistance Regulation	6.33 Ω-500 Ω	3.5 Ω-500 Ω
Heat Radiation	Air blast cooling
Protection	Overvoltage protection, short-circuit protection, abnormal wind speed protection; Equipped with an alarm indicator light and an emergency stop switch;

5. General technical specifications
 

Power Supply Mode	Charging head taking power; AC (220 ± 22) V, (50 ± 2) Hz
Temperature Performance	Operating temperature: -25°C~55°C; storage temperature: -30°C~70°C
Humidity Performance	Working Humidity: <80% @ 30°C, <70% @ 40°C, and <40% @ 50°C Storage humidity: <80% R · H, no condensation
Altitude	< 3000 m
Communication Interface	RS 232
Size Weight	TK4720-9kW	TK4720-45kW
Weight (Kg)	About 20	About 54
Unit size (mm , W *D*H )	400mm* 405mm* 345mm (No-including rollers and handles)	550mm* 420mm* 590mm (No-including rollers and handles)