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Russian manufacturer of explosion-proof electrical equipment

Explosionproof information display, LED (with static inscription and scrolling text) VELAN-T

Possibility of operation from storage battery
Possibility of light and light and sound signal
High brightness of information inscription
Certificate Type Product Description Certificate


Explosionproof LED displays are intended for use within explosion hazardous areas as informational signages, as well as means for visual and sound announcement.


  • Information providing at option of the Customer by means of the following: static inscription, static inscription and sound signal, dynamically changing inscriptions (“SCROLLING TEXT”); dynamically changing inscription and sound signal. Regarding display with “SCROLLING TEXT” inscription can be programmed for execution of a number of visual effects such as: blinking, returning after disappear (for works consisting of 5 letters maximum), inscription stop for the required amount of time. Inscription length is almost not limited (4000 symbols). The possibility to display inscription in any language.
  • Use of LED light sources allows reducing expenses for maintenance. Service life of LEDs is up to 100,000 h.
  • At similar light intensity LED light source consumes energy by ten times less than incandescent lamp.
  • Corrosion-resistant materials of the display body with special coating ensure long service life.
  • Two types of fastening with the possibility of transit cable laying.
  • The possibility of manufacturing with storage battery ensuring display operation up to 90 minutes at emergency deenergization.
  • The possibility to manufacture VELAN-T “Scrolling Text” display with indication up to 4 independent text messages.
  • Red, yellow or green inscription of “Scrolling Text” is visible under any conditions at any background light.


The display is a body of rectangular shape from aluminum alloy. From the front the body is closed with transparent cover from polycarbonate. Threaded entries on the rear wall of the body reliably fix position of the display while installation in vertical and horizontal planes. Grounding screw is installed on the body. The display includes storage battery unit that allows display operation in emergency mode upon mains supply absence. One or two cable glands are installed on the display. Availability of two cable glands allows transit power cable laying. Flexible or armored power cable with diameter up to 17 mm are laid through cable glands.

Inside the display body with static inscription storage battery (storage battery unit) with heating and sections filled with compound are located. Two sections with LED linear are filled with optical compound, power board, conversion block and sound piezo projector are filled with insulation compound. Display with static inscription according to the customer’s order can be delivered without sound piezo annunciator with conversion block and without storage battery unit.

Inside the display body with scrolling text the following is located: board of scrolling text, power board, conversion block and sound piezo annunciator, all blocks are filled with compound. Inside the body storage batteries (storage battery unit) with heating are installed. Display with scrolling text according to the customer’s order can be delivered without piezo annunciator with conversion block and without storage battery unit.

The display has two fastening types: Wl – wall; Cl – ceiling.

Client Technical Support Service: 8 800 200 62 22
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Зеленокумск Ставропольский кр., ул. Вэлановская, 1 357911 +7 (495) 134-16-51 +7 (812) 213-35-77