AS-Interface Slaves

SIGNUM pushbuttons and indicator lights

AS-Interface customized enclosures and front panel modules

Options for AS-Interface housing and AS-Interface front panel modules subject to a surcharge (continued)

 

 

 

 

Code for design/color of controls

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

black

red

yellow

green

blue

white

clear

 

 

Knob 1)

 

 

 

 

 

 

 

 

 

 

(subject to a surcharge))

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Switching sequence

 

 

 

 

 

 

 

 

 

 

 

 

O–I latching

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

• not illuminated

 

K1 BK

K1 RD

–

K1 GN

–

K1 WH

–

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

• illuminated

 

–

BK1 RD

BK1 YE

BK1 GN

BK1 BU

–

BK1 CL

 

 

 

 

Switching sequence

 

 

 

 

 

 

 

 

 

 

 

 

O–I pushbutton control

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(with resetting from the

 

 

 

 

 

 

 

 

 

 

 

 

right)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

• not illuminated

 

K2 BK

K2 RD

–

K2 GN

–

K2 WH

–

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

• illuminated

 

–

BK2 RD

BK2 YE

BK2 GN

BK2 BU

–

BK2 CL

 

 

 

 

Switching sequence

 

 

 

 

 

 

 

 

 

 

 

 

I-O-II latching

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

• not illuminated

 

K4 BK

K4 RD

–

K4 GN

–

K4 WH

–

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

• illuminated

 

–

BK4 RD

BK4 YE

BK4 GN

BK4 BU

–

BK4 CL

 

 

 

 

Switching sequence

 

 

 

 

 

 

 

 

 

 

 

 

I-O-II pushbutton con-

 

 

 

 

 

 

 

 

 

 

 

 

trol (with resetting from

 

 

 

 

 

 

 

 

 

 

 

 

the right and left)

 

 

 

 

 

 

 

 

 

6

 

 

 

 

 

 

 

 

 

 

 

 

• not illuminated

 

K5 BK

K5 RD

–

K5 GN

–

K5 WH

–

 

 

 

 

 

 

 

 

 

 

 

 

 

• illuminated

 

–

BK5 RD

BK5 YE

BK5 GN

BK5 BU

–

BK5 CL

 

 

 

Switching sequence

 

K6 BK

K6 RD

–

K6 GN

–

K6 WH

–

 

 

 

 

I-O-II, latches on the

 

 

 

 

 

 

 

 

 

 

 

 

right, pushbutton con-

 

 

 

 

 

 

 

 

 

 

 

 

trol on the left (with

 

 

 

 

 

 

 

 

 

 

 

 

resetting from the left)

 

 

 

 

 

 

 

 

 

 

 

 

Switching sequence

 

K7 BK

K7 RD

–

K7 GN

–

K7 WH

–

 

 

 

 

I-O-II, latches on the

 

 

 

 

 

 

 

 

 

 

 

 

left, pushbutton control

 

 

 

 

 

 

 

 

 

 

 

 

on the right (with reset-

 

 

 

 

 

 

 

 

 

 

 

 

ting from the right)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1)For more detailed information about individual actuating elements,

see Section Pushbuttons and Light Indicators / SIGNUM 3SB3 / Pushbuttons and Pressure Switches onward.

Siemens IK PI · 2004

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Image 129
Siemens EN 50295 manual 129
Page 128 Page 130

EN 50295 specifications

Siemens EN 50295 is emerging as a pivotal standard in the domain of electrical safety and design, particularly relevant for the electrical industry and equipment manufacturing sectors. Primarily, this European Norm is geared towards ensuring the safety of electrical systems used in dry environments, which is essential for various industrial applications.

One of the main features of the EN 50295 standard is its comprehensive safety requirements which are aimed at mitigating the risks associated with electrical systems. This includes aspects like insulation resistance, protective earthing, and the management of electrical faults. By setting a benchmark for safety, Siemens EN 50295 assists manufacturers in maintaining compliance with national and international regulations, thus protecting both users and equipment.

The standard emphasizes the importance of safety measures in the design process. It outlines criteria for components, assembly methods, and system installation, ensuring that electrical equipment operates stably and gets rid of risks related to electrical failures. This involves rigorous testing of materials and components, which enhances their reliability and longevity while providing efficient overall operation.

Siemens EN 50295 also incorporates advancements in technology, acknowledging the significance of intellectual innovation in the industry. It encourages the integration of smart technologies and automation features into electrical systems, paving the way for enhanced operational efficiencies. Such technologies not only improve the performance of electric systems but also contribute to energy conservation, reducing the overall environmental footprint.

Another characteristic of the EN 50295 standard is its adaptability. The framework it provides can be customized depending on specific industry needs, making it versatile across various sectors such as manufacturing, construction, and transportation. This adaptability ensures that businesses can maintain high safety standards while still allowing room for innovation and modern practices.

In summary, Siemens EN 50295 presents a well-rounded approach to enhancing safety, reliability, and sustainability in electrical systems. Its features and characteristics are set to guide industries in making informed decisions regarding electrical configuration, ultimately fostering a safer and more efficient working environment. The incorporation of emerging technologies ensures that the standard remains relevant in a fast-evolving technological landscape, proving to be an invaluable asset for manufacturers and service providers alike.
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