TK4720 AC Adjustable Resistance Load

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.
Instrument Appearance

☆ Instrument Front Panel(TK4720-45kW)


No.

Function

1

Load handle, easy for user handling.
2

Power indication (indicating the load operating status), operation, alarm, communication signal indicator lamp.
3

Charge the socket at the power supply end and connect the charger tester with a special charging connector.
4

AC 220V Power interface can be power to load through mains.
5

The top heat dissipation mode is adopted to facilitate the hot air rapid rise and discharge, and improve the heat dissipation efficiency.
6

The emergency stop button can quickly stop the load operation in an emergency situation.
7

RS 232 Communication interface.
8

Load ground terminal.
9

The bottom four corners are equipped with a universal roller, easy to move the load and fixed.

Ordering Information


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;


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)


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