The UH-UP operators are normally used in the chemical and petrochemical plants, off-shore platforms, refineries and any other industry where hazardous atmospheres (gas and combustible dust) are potentially present. The UH-UP operators range has been designed to meet the main requirements of power distribution, monitoring and signaling, and other electrical functions inside the hazardous area of the plant.
Spring-return (stay-put upon request)flush pushbutton unit. Bushing ø M32. Supplied complete with one electrical contact as listed and as option, with different combinations of contacts NO and NC for a maximum number of four units (see table 1). Available in different colours as per side table and as option, engraved with electrical symbols.
UPBM Spring-return mushroom pushbutton unit. Bushing ø M32. Supplied complete with one electrical contact as listed and as option, with different combinations of contacts NO and NC for a maximum number of four units (see table 1). Available, as option, also in different colours.
UPBEP - UPBEPW Push-pull emergency pushbutton unit. Bushing ø M32. Supplied complete with one electrical contact as listed and as option, with different combinations of contacts NO and NC for a maximum number of four units (see table 1).
UPBEPW model is provided with two top windows showing the working status: green = non actuated, red = actuated.
UPBER - UPBERW Turn to release emergency pushbutton unit. Bushing ø M32. Supplied complete with one electrical contact as listed and as option, with different combinations of contacts NO and NC for a maximum number of four units (see table 1).
UPBERW model is provided with two top windows showing the working status: green = non actuated, red = actuated.
UPBEK Key to release emergency pushbutton unit. Bushing ø M32. Supplied complete with one electrical contact as listed and as option, with different combinations of contacts. NO and NC for a maximum number of four units (see table 1).
UPBS Stay-put or spring-return selector unit, available with different schemes (see table 2). Bushing ø M32. Supplied complete with one electrical contact as listed and as option, with different combinations of contacts NO and NC for a maximum number of four units (see table 1). Available, as options in different colours.
UPBD Spring-return double pushbutton unit. Bushing ø M32. Supplied complete with two electricalcontact as listed and as option, with different combinations of contacts NO and NC for a maximum number of four units (see table 1). Available, as options in different colours, with or without electrical symbols.
|
product | ||||
|---|---|---|---|---|
| Colour | Contact | Description | ||
 |
UPBR2 | Red | NC | Spring return push button |
| UPBW1 | White | NO | Spring return push button | |
| UPBG1 | Green | NO | Spring return push button | |
| UPBSX1 | Black | NO | Stay-put or spring-return selector unit | |
| UPBMR2 | Red | NC | Spring-return mushroom pushbutton unit | |
| UPBERR2 | Red | NC | Turn to release Emergency push button | |
| UPBDGR12 | Green/Red | NO - NC | Spring-return double pushbutton unit. | |