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KL4LM(A) Miner’s Lamp
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Application

 Can be used as portable lighting fixture under gaseous mine and normal mine; also can be used as portable lighting fixture in other environments.

 

Features

Portable and durable: small volume, light in weight, first discharging time can reach up to 20 hours, maintenance free and low cost.

Constant lighting and uniform illuminance: main and auxiliary lamp source adopt power supply mode of consistent current boosting, which ensures service life of both lamp source and allows uniform illuminance.

One main and seven auxiliaries: when spare lights work, working light of main lamp also exist with illuminance achieving up to 130Lx.

Fast charging, safe and reliable: charging voltage and current of high integration control the circuit, PWM pulse width modulate mode, advantage in large current charging without heating and enables full charging in 6-8 hours.

Very long service life: it uses lithium battery which has long life and high level of safety, also, it will not lead to explosion when overcharged and overdischarged in 5-10 times rated voltage and harsh crash, etc. It is able to withstand high temperature e (300C-500C), LED life can reach up to 50,000 hours without need to replace, which is green and environmental friendly.

Easy operation: easy and reliable operation, and long service life.

Short circuit can resume: this product has resume function, when it is short circuit, mine light fitting can resolve charging by itself without taking any charging measures.

 

Main technical parameters

Number

Parameters

Unit

Value

Outline dimension

Width×Depth×Height( mm)

1

Rated capacity

AV

4.0

90×42.6×112

2

Nominal voltage

V

3.2

3

Lighting time

h

≥20

4

LED lamp

Current of main lamp

A

≤0.2

5

Current of secondary lamp

A

0.10

6

Average service life

h

≥50000

7

Max .Luminous intensity

(1 m distance)

Lighting begins

Lx

≥2000

8

Lighting for 20h

Lx

≥1500