5,5-50 HP   100-125-150-175 psi  15-243 cfm


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


 Air and Oil Separator

• Spin-on separator

• Easy to replace, assemble, and disassemble

 



 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 

 5,5-50 HP   100-125-150-175 psi  15-243 cfm

TECHNICAL  SPECIFICATIONS

Model Pressure Capacity* Motor Connection Dimensions (in.) Weight
psi bar cfm m³/min HP/kW Length Width Height Ibs
HBD 4 100 6,9 21 0,6 5,5/4 1/2” NPT 34 22 34 397
125 8,6 19 0,5
150 10,3 17 0,5
175 12,1 15 0,4
HBD 5 100 6,9 29 0,8 7,5/5,5 1/2” NPT 34 22 34 441
125 8,6 28 0,8
150 10,3 25 0,7
175 12,1 23 0,7
HBD 7 100 6,9 44 1,2 10/7,5 3/4” NPT 40 22 33 496
125 8,6 39 1,1
150 10,3 34 1
175 12,1 28 0,8
HBD 11 100 6,9 68 1,9 15/11 3/4” NPT 48 26 36 661
125 8,6 63 1,8
150 10,3 55 1,6
175 12,1 51 1,4
HBD 15 100 6,9 81 2,3 20/15 3/4” NPT 48 26 36 750
125 8,6 75 2,1
150 10,3 70 2
175 12,1 66 1,9
HBD 15 L 100 6,9 97 2,7 20/15 1” NPT 50 33 58 1058
125 8,6 87 2,5
150 10,3 77 2,2
175 12,1 71 2
HBD 18 100 6,9 119 3,4 25/18,5 1” NPT 50 33 58 1102
125 8,6 106 3
150 10,3 94 2,7
175 12,1 88 2,5
HBD 22 100 6,9 140 3,9 30/22 1” NPT 50 33 58 1168
125 8,6 128 3,6
150 10,3 113 3,2
175 12,1 107 3
HBD 30 100 6,9 195 5,5 40/30 1 1/4” NPT 63 41 69 1742
125 8,6 171 4,8
150 10,3 156 4,4
175 12,1 141 4
HBD 37 100 6,9 243 6,9 50/37 1 1/4” NPT 63 41 69 1830
125 8,6 220 6,2
150 10,3 201 5,7
175 12,1 180 5,1

- Unit performances measured in rference conditions which are 1 bar /14.5 psig absolute air Pressure, %0 relative humidity, 20°C / 68 0F inlet air temperature, 71°C/160 0F thermostatic valve set temperature and use of Smartoil.

- HERTZ KOMPRESSOREN 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 C standard.