4-75 kW   7-8,5-10-12 bar  0,43-13,1 m³/min


Oil Injected, Belt Driven, Fixed Speed

Rotary Screw Air Compressors

We offer optimal solutions for your industrial production needs with high efficiency and lower energy consumption.

 Advantages

• Economic, service-friendly design minimizes downtime and reduces maintenance costs.

• Models with tanks and integrated dryers are compact and take up little space leaving room for other machinery.


 General Features

• High quality screw block and motor

• Electronic control

• Optional high-pressure air tank made from high pressure vessel steel

• Easy installation and quick implementation thanks to its compact design

• All air and oil tanks comply with ASME standards

 Main Motor and Drive System

• IE3 efficiency-class electric motor

• Star/delta motor starter

• Soft start option

• Belt-pulley drive system

• Easy-to-use belt tensioner and pulley bushing for easy servicing


 Screw Block

• Durable screw block provides high-capacity of air and is specially selected for each model’s capacity requirement

• New rotor profiles for reduced loss air production and lower torque requirements

• Next gen bearing design for improved load bearing capabilities


 Cooling System

• Quiet and efficient axial fan attached directly to the main motor (HBD 4-15)

• Temperature controlled additional fan motor (HBD 15L-37)

 Controller

• Without the need for an external main controller, ability to co-aged work synchronized with Master/Slave for up to two compressors

• Internal ModBus communication

• User-friendly on-screen interface

• Alarm log records last 20 alarms

• Weekly scheduler for starting/stopping the machine at 3 different time intervals can be individually set for each day of the week

• Maintenance warnings and history 

 4-75 kW   7-8,5-10-12 bar  0,43-13,1 m³/min

TECHNICAL  SPECIFICATIONS

 
Model Pressure Capacity* Motor Power Dimensions (inch) Weight Noise**
bar psi m³/min cfm kW/hp Length Width Height kg dB(A)
HBD 4 7 100 0,59 21 4,0/5,5 58 22 53 320 72
8.5 125 0,53 19
10 150 0,49 17
12 175 0,43 15
HBD 5 7 100 0,82 29 5,5/7,5 58 22 53 340 72
8.5 125 0,78 28
10 150 0,7 25
12 175 0,66 23
HBD 7 7 100 1,24 44 7,5/10 74 25 59 365 72
8.5 125 1,11 39
10 150 0,96 34
12 175 0,8 28
HBD 11 7 100 1,92 68 11/15 74 26 62 490 72
8.5 125 1,77 62
10 150 1,57 55
12 175 1,43 50
HBD 15 7 100 2,28 81 15/20 74 26 62 530 72
8.5 125 2,12 75
10 150 1,97 70
12 175 1,86 66
HBD 18.5 7 100 3,3 117 18,5/20 50 34 58 541 72
8.5 125 2,95 104
10 150 2,8 99
12 175 2,52 89
HBD 22 7 100 4,2 148 22/30 50 34 58 530 73
8.5 125 3,71 131
10 150 3,27 115
12 175 3,06 108
HBD 30 7 100 5,2 184 30/40 63 41 69 790 80
8.5 125 4,8 169
10 150 4,57 161
12 175 4,02 142
HBD 37 7 100 6,8 240 37/50 63 41 69 857 80
8.5 125 6,2 219
10 150 5,86 207
12 175 5,42 191
HBD 45 7 100 8,18 289 45/60 63 41 69 876 81
8.5 125 7,2 254
10 150 6,68 236
12 175 5,94 210
HBD 55 7 100 9,32 329 55/75 79 47 71 1520 82
8.5 125 8,6 304
10 150 8 282
12 175 7,5 265
HBD 75 7 100 11,6 411 75/100 79 47 71 1609 82
8.5 125 10,8 380
10 150 10,2 360
12 175 9,5 335

- Unit performances measured in reference conditions which are 1 bar absolute air Pressure, 0% relative humidity, 20°C inlet air temperature, 71°C thermostatic valve set temperature and use of Smartoil.
- Hertz reserves its rights to make changes in its products and specifications without prior notice.
* Refers to free air delivery measured according to ISO 1217:2009, Annex E standard.