3. Rectifier cabinet of KZL series mine-used general stringing electric locomotive

넳 넲
Product Introduction:
KZL series mine-used general overhead electric locomotive rectifier cabinet rated voltage DC900V and below, rated output current 200A to 2400A, to provide traction power for overhead electric locomotives, widely used in non-gas explosion dangerous mine transportation system. KZL series mine rectifier cabinet has passed KA certification of national safety standard center.

product introduction:

KZLSeries General Type of Mine-used Electric LocomotiveDC900Vand below, rated output current200A2400A, to provide traction power for overhead electric locomotives, widely used in mine transportation systems with non-gas explosion hazards.KZLseries mine rectifier cabinet passed the national safety standard centerKAcertification.

product features:

  1. Fully enclosed metal structure, good sealing performance, anti-corrosion, anti-splash water, dust, suitable for long-term operation in harsh mining environment.
  2. Core protection: DC overcurrent, overload, short circuit, overvoltage, undervoltage, overheating, ground fault
  3. modular design, easy to repair, maintenance.
  4. Equipped with microcomputer integrated protection device, all Chinese LCD touch screen, integrating display, control, protection and communication, realizing remote monitoring operation and intelligent management.

technical parameters:

Project

Unit

parameters

Input AC rated voltage

V

AC380

AC440

AC590

Output Nominal DC Voltage

V

DC250

DC550

DC750

Output rated DC voltage

V

DC300

DC660

DC900

Rectifier Transformer Capacity

kVA

63

125

-

-

Rated output current (IdN)

A

200

400

2400A, 2000, 1500, 1200, 1000, 800, 600, 400

pulse wave number

pulse

6

6, 12

rectification mode

plate rectifier diode three-phase bridge rectifier

Load class/overload capacity

V(100% IdN: continuous; 150% IdN:2h;200% IdN:1min)

cooling method

natural air cooling + strong exhaust

current-averaging coefficient

≥ 90%

efficiency (at rated load)

≥ 97%

Power frequency withstand voltage (1min)

main circuit

kV

2

3.6

auxiliary circuit

kV

2

protection level

IP43

Standard Dimensions (W×D×H)

mm

1000 × 1200 × 2000

1200 × 1200 × 2000

Product Details

ꄴThe previous one： 4. KGDC Series Mine General Type DC Switchgear
ꄲThe latter one： 2. PKD mine general low-voltage distribution box

Products

Pre-assembled DC traction solution for surface mining transportation

ꁸ