Hydraulic Mining Power Supply type ZHG-05-140/88 with Electric drive

The ZHG-05-140/88 Electric Power Hydraulic Power Supply is based on the modernization and unification of the Merol Stalowa Wola power supply with the ZHG power supply from Hydro Elektra.


  • Power supply of units  manufactured by HYDRO‑ELEKTRA.
  •  Local power supply of oil forced hydraulics systems (cylinders, hand tools with hydraulic drive etc.).
  • Power supply of oil driving system for any mining machine by hydraulic oil up to 140 bar pressure at output up to 88 dm3/min,

Other information:

  • possibility to produce the device with other pressure and output  parameters
  • possibility of continuous operation under full load
  • conformity with Directive 2006/42/WE (Machine Directive - MD) and with ATEX Directive  (2014/34/UE),
  • product adequate to operate in underground mining conditions, at risk of methane and coal dust explosion (grade „a”, „b” or „c” of methane explosion hazard and class „A” or „B” of coal dust explosion hazard).
  • product has CE labelling and explosion-proof characteristics: Ex  I M2 c

Technical data:

Name Mining Hydraulic Power Supply
Type ZHG-05-140/88
Working pressure 140 bar (14,0 MPa)*
Output do 88 dm3/min*
Voltage 500 lub 1000 lub 500 / 1000 V*   50 Hz
Drive type electric drive
Drive wattage 22 kW
Nominal engine speed 1500 rpm
Horizontal plane deviation longitudinal and transversal +/-10º
Working medium cooling by water  (from fire pipeline)
Explosion-proof mark Ex I M2 c
Weight with oil ok. 600 kg (excl. oil and optional switch)
Dimensions (L x W x H) 2073 x 800 x 760 mm

*Other technical parameters available on demand

Hydro Elektra can fit power supplies  in  accordance with  Hydroelektra's ZHG power supplies.



Hydraulic Mining Power Supply type ZHG-05-140/88 with Electric drive