PRU

Pneumatic Retraction Unit

Pneumatic retraction units allow the precise and repeatable positioning of the ignition tip at any time during the operating process of the burner.

Retracting the ignition lance after the successful ignition provides the ignition lance from damages due to high temperatures during burner operation.

Retraction units of the PRU series are compatible with ignition lances of 17 mm in diameter and are configurated project based according customer's needs.

Overview

  • Automatic insertion and retraction of ignition lances
  • Direction change with solenoid valve
  • Speed control
  • Non-contact limit switch
  • Standard stroke length: 300 mm, other on request
  • Pressure-tight and/or explosion protected models also available
  • Project based configuration for DURAG GROUP ignition systems

Applications

  • Furnaces
  • Boilers
  • Ground flares

Technical Data

Pneumatic Retraction UnitFor ignition lance
Diameter: 17,2 mm
TypePRU-17.2-S440-I-SST316-IP66-DHG400
Stroke300 mm
Insert length (I)300 - 6.000 mm
Connection1 1/2" ANSI 150 Lbs RF
Air connection1/2" NPT
Material PRU316 SST
Material lance310 SST
Solenoid valve5/2 monostable
Power supply solenoid valve24 VDC
Limit switches2 x
Ignition unitDHG400
Power supply Ignition unit230 VAC, +10% -15%
Dimensions enclosure ignition unit380 x 380 x 210 mm

Your contact options

Email

Contact

Sales

Sales

Service

Service