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Technical information R120 R121A

Technical information R120 R121A

Technical information R120 R121A

Product catalog summary
Overview: The R120/R121A charging bar is a versatile tool designed for supply voltages of 15 kV, capable of generating up to 60 kV. It is used for charging surfaces to facilitate tacking, adhering, or locking materials such as films, foils, and papers. The bar's design includes a 15 mm grid of emission tips for optimal charge distribution and variable active lengths to suit specific process requirements. It is particularly beneficial in fast production cycles where material adhesion is crucial.
Technical Specifications: The charging bar operates with high voltage between 5 and 15 kV, with insulation supporting up to 60 kV. The current should not exceed 1 mA per meter of active bar length. For example, a 515 mm active bar length allows a maximum current of 0.515 mA. The bar is constructed from glass-fibre-reinforced plastic, polyurethane, and stainless steel, and operates in temperatures from 0 to +60°C with a maximum humidity of 60% RH.
Installation: The charging bar features a fluted installation profile with sliding nuts for secure mounting. It is compatible with Eltex high voltage generators and comes with a prefabricated high voltage cable. The bar's dimensions are 16 x 32 mm, with a maximum length of 3,985 mm, and it weighs approximately 1 kg/m.
Configurations: The R120/A model has an axial connection with an integrated cable, while the R121A offers detachable cables and dual axial connections. The bar's active length can be calculated using the formula AL = n x 15, where n is a whole number between 1 and 261.
Compliance: The charging bar is UL approved with a file number E227156 for voltages up to 30 kV.
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Catalog excerpts

Technical information R120 R121A-1

The R120 / R121A charging bar is a universal bar for supply voltages of 15 kV. The insulated assembly can generate voltages of up to 60 kV. You can use it for charging surfaces for the purpose of tacking, adhering or locking. The 15 mm grid of the emission tips guarantees a good charge and field distribution, the variable active lengths of the charging bars allow them to be adapted to your specific in-process conditions and requirements. The charging bar is mainly used where production processes and cycles run faster and with less interference if the materials used (such as films, foils, papers, etc.) adhere to each other. The parallel configuration of two or more bars allows surface-covering charging or operating the unit at high web speeds. The bars are operated with the appropriate high voltage generators supplied by Eltex. The bar is robust and, thanks to its small dimensions, can be easily installed even in tight and inaccessible spaces. Technical Information R120/R121A Charging Bar TI-en-3030-1904

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Technical information R120 R121A-2

R120/A with axial connection, integrated and encapsulated cable X R120/W with radial connection, integrated and encapsulated cable 0...360˚ R121A with axial connection, detachable cable R121A with two axial connections, detachable cable

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Technical information R120 R121A-3

Technical specifications Bar element Encapsulation material Emission tips Installation material Operating ambient temperature Ambient humidity Operating voltage Operating current High voltage supply High voltage connection Dimensions Weight UL Approval glass-fibre-reinforced plastic GRP polyurethane, UL-94 V0 stainless steel plastic or metal sliding nuts 0...+60°C (+32...+140°F) max. 60% RH, non-dewing max. 15 kV to max. 60 kV, depending on insulation max. 1 mA per meter of active bar length via Eltex high voltage generators series KNH18, KNH35, KNH65 and POWER CHARGER prefabricated high voltage...

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Technical information R120 R121A-4

= Active length = Total length = Installation length = Whole number, depending on active length Examples for caculating the active lengh: n = any number between 1 and 261, e.g. n = 150 The active length is therefore AL = 150 x 15 = 2250 mm Eltex-Elektrostatik-Gesellschaft mbH Blauenstraße 67-69, D-79576 Weil am Rhein Telephone +49 (0) 76 21/ 79 05 - 230 Fax +49 (0) 76 21/ 79 05 - 330 eMail [email protected] Internet www.eltex.com

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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.