ZBZ4.0 integrated protection device manufacturer from China jining bafang mining machinery Co.

Price:	1.0 USD
Payment Terms:	T/T
Place of Origin:	Shandong, China (Mainland)


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Product Detail

Means of Transport: Ocean

Packing: wooden box

Production Capacity: 1000

Delivery Date: within 10 days after paymen...

it is the coal mine 127 v power supply and control of the hand-held electric drill or rock drill equipment

specification

ZBZ4.0 integrated protection device of the coal electric drill is the coal mine 127 v power supply and control of the hand-held electric drill or rock drill equipment, has a short circuit, leakage, overload protection and cable insulation to reduce the risk indicator, and other functions. Carrier frequency short circuit protection and leakage protection, strengthen the anti-interference ability. Electronic protection adopts integrated circuit, enhancing the reliability. The product to develop into a variety of specifications, in addition to the 2.5 KVA, 4 KVA, voltage grade is 380 v, 600 v, 380 v, the user can choose according to need.

Applicable to coal mine (methane and coal dust gas dangerous) 133 v lighting and signal power control of the load, and with short circuit protection, leakage action and cable insulation dangerous indication comprehensive flameproof electrical apparatus. Triad structure form, can replace the existing 2.5 KVA dry type transformer and manual flame-proof switch multibody control mode, seal structure with the existing 2.5 KVA dry type transformer.

The main transformer (dry) parameters

project	unit	ZBZ-2.5	ZBZ-4.0
rated capacity	KVA	2.5	4
rated voltage	V	1140,660,380/133	1140,660,380/133
rated current	A	1.27,2.49,3.79/10.85	2.02,3.49,5.8/17.36
mode of connection		Y,△/△(Y)	Y,△/△(Y)
Rated hest heat safeguard	℃	85	85
insulation grade		B	B