
RUNDT-18
Self-contained 18 V unit for on-site bubble leak testing on construction, energy and industrial sites.
RUNDT Equipment
RUNDT range for vacuum bubble method
The RUNDT line of units for the vacuum-bubble method includes a stand-alone 18 V model, a 220 V case-cart and a trolley version with pneumatic wheels for on-site work.

This section contains basic information on RUNDT leakage monitoring units, including the purpose of models, standard designs and key parameters for selecting a solution for an object.
The range includes a standalone 18V version, a mains installation in a trolley case and a trolley model with pneumatic wheels and an extended hose for work on the production site.
The units are used together with vacuum frames for vacuum-bubble leak testing at industrial facilities, shipbuilding, oil transportation infrastructure, tank production and the nuclear industry.
Model selection depends on power conditions, mobility, site configuration, work line length, and site movement requirements. For different scenarios, either stand-alone, networked, or trolley versions are suitable.
RUNDT / TECH NK LLC provides solutions for tightness control as a manufacturer of a line of vacuum frames and related equipment. For a commercial and technical request, it is enough to describe the object, operating conditions and the composition of the required solution.

Self-contained 18 V unit for on-site bubble leak testing on construction, energy and industrial sites.

Installation of the RUNDT-XR on a two-wheel trolley with pneumatic wheels for site work and movement across distributed areas of the site.

Professional installation in an impact-resistant metal trolley case for rapid detection of through defects using the bubble method.
The current cost, equipment and delivery time are confirmed in the commercial offer.
| Model | Status | Power | Hose | Execution |
|---|---|---|---|---|
| RUNDT-18 | Standalone model | 18 V Li-Ion, 6 Ah | 3 m | Case organizer or backpack |
| RUNDT-XR | Model on cart | 220V | 25 m | Trolley with pneumatic wheels |
| RUNDT-220 | Trolley case | 220 V / 185 W | 10 m | Metal trolley case |
Inspection of welds on the outer hulls of ships, submarines and other hull structures during construction, repair and completion.
Read the material →Checking the tightness of the skin of fuselage parts, rivet joints, windows, doors and local areas of aircraft structures.
Read the material →Monitoring the tightness of process and main pipelines, tanks, piping units and equipment at oil and gas infrastructure facilities.
Read the material →Inspection of tanks of various types and designs at enterprises producing tank equipment, including inspection of seams, bottoms, roofs and nozzle areas.
Read the material →Monitoring of complexes of vacuum chambers, isothermal storage facilities, thermal vacuum chambers and other units where stable tightness of low-temperature systems is critical.
Vacuum frames are used to control cooling pools, production vessels, heat exchangers and other critical elements of nuclear infrastructure.
The PDF document package on this site is for RUNDT vacuum frames. The current cost, equipment and delivery time of the units are confirmed in the commercial offer.
Installation of tightness control using the vacuum-bubble method creates a stable vacuum in the testing area and helps to identify through defects by bubble formation. Such equipment is used together with vacuum frames when inspecting welds, tanks, pipelines and other critical structures.
Installation selection takes into account power availability, required mobility, hose length, site conditions, and type of surface to be monitored. For on-site tasks, a stand-alone version is suitable, while for stationary or extended areas, networked models and installations on a trolley are more convenient.
RUNDT-18 is focused on mobile work and autonomous power supply, RUNDT-XR is convenient for moving around the site thanks to a cart and a long hose, and RUNDT-220 is designed to work from the mains in a trolley case. The choice of model depends on the control conditions, remoteness of the site and requirements for the organization of work.
Yes, the solution is selected in a comprehensive manner. Depending on the object, type of weld, geometry of the control zone and site conditions, you can select a combination of installation, vacuum frame and the required configuration for a specific production or field scenario.
The website has published the most complete open package of documents on RUNDT serial vacuum frames, available for preliminary technical and procurement consideration. For leak control units, special designs and package contents, the necessary information and package contents can be clarified upon request directly from the manufacturer.
Technical Consultation
Include site, mobility requirements, hose length, and power availability. We will prepare a commercial offer.
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