​Hydraulic conductor tensioners

SA-YZ2x40 Hydraulic Tensioner

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SA-YZ2x40 Hydraulic Tensioner

The machine is suitable to string one or two ropes or bundled conductors with two pairs of bull-wheels with completely independent controls.
The bull-wheel grooves are made up of high resistance interchangeable nylon sectors.
The machine is completely electronically controlled.

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About E-Grid
Ningbo Eastern Grid Power (E-Grid) is China leader in designing, manufacturing and supplying hydraulic brake tensioners for stringing operations, ideal to allow operations to be carried out with the highest accuracy, speed and safety.

Performance

Max tension	2X40Kn or 1x80kN
Max speed	5km/h
Note:the basic machine performance is calculated at 20°C and at sea level

Characteristics

Bull-wheel diameter	1500mm
Max conductor diameter	40mm
Mass	4850kg
Dimensions	4500x2200x2800

Engine

Diesel	51 Kw/2500 rpm
Cooling system	AIR
Electrical system	12V

Main component

Engine	Deutz air-cooled diesel engine
Main pump	Rexroth(BOSCH)
Main motor	Rexroth(BOSCH)
Reducer	RR(Italian)
Radiator	AKG
Hydraulic instrument	WIKA
Hydraulic valve	Rexroth(BOSCH)

Hydraulic Transmission
2 Hydraulic half-closed circuit that provides very sensitive tensioning control and negligible deviations of tension in case of speed change.
The machine is provided with tension pre-setting system.

Feature:
1.Two Hydraulic half-closed circuit that provides very sensitive tensioning control and negligible deviations of tension in case of speed change.
2. The machine is provided with tension pre-setting system.
2. Bull wheel with wear proof MC nylon lining segment
3. Closed hydraulic circuit and bi-directional variant plunger pump .infinitely variable pull/tension control 
4. Rexroth pump and motor, Italian RR reducer ,model C attached reel winder .
5. Spring applied hydraulic released brake, overload protection is on the safe side and easy operation.
6. There is a hydraulic circuit for drive , matching DW2240 A reel stand 
7. Negative self-acting hydraulic brake, in case of hydraulic failure ensure to safety. 
8.Hydraulic dynamometer with set-point and automatic control of maximum pull, automatic overload protection.
9.Hydraulic oil cooling system
10.Mechanical meter counter.
11.Hydraulic power pack to control 1 drum stand with hydraulic motor or 1 reel winder.
12.Gearbox with 3 operating positions:
--neutral position(with free bull-wheels for conductor loading and unloading)
--Low tensioner position.
--nominal tension position
13.Mechanical actuated front plough stabilizer.
14.Grounding device on board.

Structure
Trailer type structure, rigid scaffold, attractive appearance and easy to transport.

Remarks
We can supply all kinds of stringing equipment according to customers' requirements.

Working pictures:

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