21TQ25
091586 21TQ25
091586

Button plate, black, I
Button plate for push-button, Product range: Accessories, Single unit, Name: START or ON, Connection to SmartWire-DT: no

Product range	Accessories
Single unit/Complete unit	Single unit
Name	START or ON
Colour, symbol
Front dimensions	25 x 25
Connection to SmartWire-DT	no
Rated operational current for specified heat dissipation [In]	0 A
Heat dissipation per pole, current-dependent [Pvid]	0 W
Equipment heat dissipation, current-dependent [Pvid]	0 W
Static heat dissipation, non-current-dependent [Pvs]	0 W
Heat dissipation capacity [Pdiss]	0 W
Operating ambient temperature min.	-25 °C
Operating ambient temperature max.	+60 °C
10.2 Strength of materials and parts >10.2.2 Corrosion resistance	Meets the product standard´s requirements.
10.2 Strength of materials and parts >10.2.3.1 Verification of thermal stability of enclosures	Meets the product standard´s requirements.
10.2 Strength of materials and parts >10.2.3.2 Verification of resistance of insulating materials to normal heat	Meets the product standard´s requirements.
10.2 Strength of materials and parts >10.2.3.3 Verification of resistance of insulating materials to abnormal heat and fire due to internal electric effects	Meets the product standard´s requirements.
10.2 Strength of materials and parts >10.2.4 Resistance to ultra-violet (UV) radiation	Please enquire
10.2 Strength of materials and parts >10.2.5 Lifting	Does not apply, since the entire switchgear needs to be evaluated.
10.2 Strength of materials and parts >10.2.6 Mechanical impact	Does not apply, since the entire switchgear needs to be evaluated.
10.2 Strength of materials and parts >10.2.7 Inscriptions	Meets the product standard´s requirements.
10.3 Degree of protection of ASSEMBLIES	Does not apply, since the entire switchgear needs to be evaluated.
10.4 Clearances and creepage distances	Meets the product standard´s requirements.
10.5 Protection against electric shock	Does not apply, since the entire switchgear needs to be evaluated.
10.6 Incorporation of switching devices and components	Does not apply, since the entire switchgear needs to be evaluated.
10.7 Internal electrical circuits and connections	Is the panel builder´s responsibility.
10.8 Connections for external conductors	Is the panel builder´s responsibility.
10.9 Insulation properties >10.9.2 Power-frequency electric strength	Is the panel builder´s responsibility.
10.9 Insulation properties >10.9.3 Impulse withstand voltage	Is the panel builder´s responsibility.
10.9 Insulation properties >10.9.4 Testing of enclosures made of insulating material	Is the panel builder´s responsibility.
10.10 Temperature rise	Not applicable.
10.11 Short-circuit rating	Is the panel builder´s responsibility. The specifications for the switchgear must be observed.
10.12 Electromagnetic compatibility	Is the panel builder´s responsibility. The specifications for the switchgear must be observed.
10.13 Mechanical function	The device meets the requirements, provided the information in the instruction leaflet (IL) is observed.
Shape	Square
Construction type	Flat
Colour	Black
Imprint	Other
Imprint ISO symbols	"Symbol "" I """
Engravable	No
Programme diameter	16 mm
Width	25 mm
Height	0 mm
Outer diameter	0 mm
Suitable for push button	Yes
Suitable for illuminated push buttons	No
Suitable for indicator light	No
Mushroom head push button	No
Suitable for signalling lamp	No
Suitable for selector switch	No
North America Certification	UL/CSA certification not required

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