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Home > Electrical & Electronics > Power Transmission & Transformer > Transformer > Mining Safety Explosion Proof Vcuum AC Softstarter

Mining Safety Explosion Proof Vcuum AC Softstarter

Name: Mining Safety Explosion Proof Vcuum AC Softstarter
Brand: DIANGUANG
SKU: 110521925
Availability: InStock

Mining Safety Explosion Proof Vcuum AC Softstarter thumbnail-1

Mining Safety Explosion Proof Vcuum AC Softstarter photo-1

Negotiable MOQ: 1 Set (Price negotiable depending on order volume and customization)

Key Specifications

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Place of Origin:

Zhejiang, China

Brand Name:

DIANGUANG

Model Number:

QJR-250/1140(660)

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Dianguang Explosion Protection Technology Co., Ltd.

Payment & Shipping

Payment Methods:

Port of Shipment:

China main port

Delivery Detail:

Delivery time depends on order quantity.

Product Details
Company Profile
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Place of Origin Zhejiang, China

Brand Name DIANGUANG

Model Number QJR-250/1140(660)

Purpose

QJR series of mining explosion-proof and intrinsically safe vacuum AC soft starter is innovative optical, mechanical, electrical product. It is suitable to the asynchronous motor of AC rated voltage 1140,660V.It is widely used in coal mine well, open-pit mine, metallurgy mill, harbors and wharf, coal preparation plant to control the soft start, current limit start, energy-saving start and soft stop. It is the ideal replacement of traditional triangle start, reactor start, auto-transformer start .

Technical Features

1) The core of the soft starter adopts advanced all digital transmission controller of 16bits single chip microcomputer;

2) The default “S” curve can control the closed-loop of motor automatically;

3) With kinds of start modes of current limit start, slop voltage start, torque control start, torque impulse start;

4) with the protective functions of over load, short circuit, phase loss, current leakage interlock, ,under voltage, over voltage, over heart and conveyor interlock;

5) with standard RS485 communication interface.

Conform to Standards

1) GB3836-2000

Certificates

1) Production Approval

l2)Explosion-proof Certificate of Conformity

3) Safety Certificate of Approval for Mining Products

Technical Data

Ex Mark	Type	Rated Current(V)	Rated Current(A)	Max Power(W)
ExdI	QJZ-400/1140(660)	1140/660	400	590/340
ExdI	QJZ-315/1140(660)	1140/660	315	450/270
ExdI	QJZ-200/1140(660)	1140/660	250	350/200