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Assembly settings
Product range
Immediately available
No

no

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  • No
  • Yes
Front
Front form
Round

Round

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  • Round
Front dimension
Ø 27 mm

Ø 27 mm

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  • Ø 27 mm
Mounting
Mounting type
Panel mounting

Panel mounting

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  • Panel mounting
Mounting cut-out
Ø 16 mm

Ø 16 mm

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  • Ø 16 mm
Operating-/Indication part
Lens shape
Mushroom-head

Mushroom-head

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  • Mushroom-head
Lens colour
Red

Red

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  • Red
Lens material
Plastic

Plastic

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  • Plastic
Lens illumination
Non illuminated

Non illuminated

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  • Non illuminated
Electrical characteristics
Contacts configuration
1 NC

1 NC

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  • 1 NC
  • 1 NC + 1 NO
  • 2 NC
Switching rating
50 V AC/DC @ 0,3 A

50 V AC/DC @ 0,3 A

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  • 250 V AC/DC @ 5 A
  • 50 V AC/DC @ 0,3 A
Mechanical Characteristics
Release type
Twist to unlock

Twist to unlock

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  • Twist to unlock
Terminal
Plug-in terminal, 2.8 x 0.5 mm

Plug-in terminal, 2.8 x 0.5 mm

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  • Plug-in terminal, 2.8 x 0.5 mm
  • Screw terminal
Switching positions
2 positions

2 positions

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  • 2 positions
  • 3 positions
Switching system
Slow-make switching element

Slow-make switching element

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  • Slow-make switching element
Contact material
Gold

Gold

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  • Gold
  • Silver
Switching action
Maintained

Maintained

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  • Maintained
Ambient Condition
IP front protection
IP65

IP65

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  • IP65
Other
Material
Plastic, according to UL 94 V0

Plastic, according to UL 94 V0

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  • Plastic, according to UL 94 V0
Marking
Arrows

Arrows

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  • Arrows
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View detailed product overview
Emergency stop switch & Stop switch
https://www.eao.com/p/cf829027

Emergency stop switch, Series 61, Ø 27 mm, 1 NC, IP65, Plug-in terminal, 2.8 x 0.5 mm

  • 61-3440.4/3
  • 61-8745.37

61-3440.4/3
  • Terminal
  • Contact material
  • Switching positions
  • Switching rating
  • Contacts configuration
61-8745.37
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Your product:
61-3440.4/3
61-8745.37

61-3440.4/3~61-8745.37

Emergency stop switch, Series 61, Ø 27 mm, 1 NC, IP65, Plug-in terminal, 2.8 x 0.5 mm

Product range
HMI function:
Emergency stop switch
Series:
Series 61
Front
Front dimension:
Ø 27 mm
Front form:
Round
Mounting
Mounting cut-out:
Ø 16 mm
Mounting type:
Panel mounting
Operating-/Indication part
Lens colour:
Red
Lens material:
Plastic
Lens illumination:
Non illuminated
Lens shape:
Mushroom-head
Lens optics:
opaque
Electrical characteristics
Switching voltage and switching current:

Switch rating AC with gold contact

Service category AC-15

according to EN IEC 60947-5-1

Voltage

50 VAC

Current

0.5 A

Switch rating DC with gold contact

Service category DC-13

according to EN IEC 60947-5-1

Voltage

50 VDC

Current

0.1 A
Contacts configuration:
1 NC
Switching rating:
50 V AC/DC @ 0,3 A
Thermal current Ith:
3 A
Mechanical Characteristics
Terminal:
Plug-in terminal, 2.8 x 0.5 mm
Contact material:
Gold
Switching action:
Maintained
Switching system:
Slow-make switching element
Switching positions:
2 positions
Release type:
Twist to unlock
Tightening torque:
Max. 0.5 Nm
Total weight:
0.027 kg
Ambient Condition
IP front protection:
IP65
Operating temperature:
– 25 °C … + 55 °C
Vibration resistance:
Max. 100 m / s² from 10 Hz ... 500 Hz, 20 cycles, 3-axis (sinusoidal EN IEC 60068-2-6)
Certificate
Approbations:
UL, CE, EN 60947-5-5, ISO 13850
Other
Material:
Plastic, according to UL 94 V0
Housing colour:
Yellow
Housing material:
Plastic
Marking:
Arrows
max. number of switching elements:
1
Assembly instruction video:
https://vimeo.com/eaohmi/assembly-instruction-e-stop-s61
Wiring diagrams:
Wiring diagrams
Wiring diagrams
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Download files
Add to Cart
Your product consists of the following 2 COMPONENTS:
61-3440.4/3

61-3440.4/3

Actuator

Mounting
Mounting type:
Panel mounting
Operating-/Indication part
Lens colour:
Red
Lens material:
Plastic
Lens illumination:
Non illuminated
Lens shape:
Mushroom-head
Lens optics:
opaque
Mechanical Characteristics
Switching action:
Maintained
Release type:
Twist to unlock
Mechanical lifetime:
According to DIN/IEC 60512-5-6 and EN/IEC 60947-5-1, 50 000 cycles of operation
Operating force:
Max. 65 N
Operating Travel:
10 mm
Tightening torque:
Max. 0.5 Nm
Weight:
0.021 kg
Ambient Condition
Operating temperature:
– 25 °C … + 55 °C
Storage temperature:
– 40 °C … + 85 °C
Shock resistance:
Max. 150 m / s², pulse width 11 ms, 3-axis, (semi-sinusoidal as per EN IEC 60068-2-27)
Vibration resistance:
Max. 100 m / s² from 10 Hz ... 500 Hz, 20 cycles, 3-axis (sinusoidal EN IEC 60068-2-6)
Climate resistance:
Damp heat, steady: 56 days, + 40 °C/93 % relative humidity, according to EN IEC 60068-2-78
Dry heat: 96 hours, + 65 °C, as per EN IEC 60068-2-2
Low temperature: 96 hours, – 25 °C (as per EN IEC 60068-2-1) ) UV test, 56 days (EN 60068-2-5:1999)
Certificate
Approbations:
CB (EN 60947), UL NISD (cULus, UL EU) LISTED E-File-Nr.: E341760
Conformities:
CE, UKCA
REACH:
REACH compliant
RoHS:
RoHS compliant
Other
Short Description:
Actuator, Mushroom-head, Non illuminated, Red, Plastic, opaque, Maintained, Twist to unlock
Housing colour:
Yellow
Housing material:
Plastic
Marking:
Arrows
Hints:
Application as per DIN EN ISO 13850 and EN 60204-1
Wiring diagrams:
Wiring diagrams
Mounting cut-outs:
Mounting cut-outs
Dimension drawings:
Dimension drawings
A = Plug-in terminal 2.8 mm x 0.5 mm
C = Screw terminal
Download files
Where to buy
Add to Cart
61-8745.37

61-8745.37

Switching element

Electrical characteristics
Switching voltage and switching current:

Switch rating AC with gold contact

Service category AC-15

according to EN IEC 60947-5-1

Voltage

50 VAC

Current

0.5 A

Switch rating DC with gold contact

Service category DC-13

according to EN IEC 60947-5-1

Voltage

50 VDC

Current

0.1 A
Contacts:
1 NC
Forward voltage:
Rated Operational Voltage Ue:
50 VAC / DC, according to EN / IEC 60947-5-1
Rated impulse withstand voltage Uimp:
0.8 kV, according to EN / IEC 60947-5-1
Rated insulation voltage Ui:
320 VAC, according to EN / IEC 60947-5-1
Recommended minimum operational data:

Voltage

10 VAC/DC

Current

2 mA
Switching rating:
50 V AC/DC @ 0,3 A
Pollution degree:
3, according to EN IEC 60947-1
Standards:
The switches comply with the “Standards for low-voltage switching devices” EN IEC 61058-1, EN IEC 60947-5-1
Thermal current Ith:
3 A
Mechanical Characteristics
Terminal:
Plug-in terminal, 2.8 x 0.5 mm
Contact material:
Gold
Switching system:
Slow-make switching element
Switching positions:
2 positions
Wire cross section:
1 wire flexible: 0.5 … 0.75 mm²
1 wire super flexible: 0.5 mm²
1 wire rigid: 0.5 … 1.5 mm²
2 wires flexible: 0.5 … 0.75 mm²
2 wires super flexible: 0.5 mm²
2 wires rigid: 0.5 … 1.5 mm²
Weight:
0.007 kg
Ambient Condition
Operating temperature:
– 25 °C … + 55 °C
Climate resistance:
Damp heat, cyclic: 96 hours, + 25 °C/97 %, + 55 °C/93 % relative humidity, as per EN IEC 60068-2-30
Damp heat, steady: 56 days, + 40 °C/93 % relative humidity, according to EN IEC 60068-2-78
Rapid change of temperature: 100 cycles, – 40 °C … + 80 °C, as per EN / IEC 60068-2-14
Certificate
Approbations:
CB (IEC 61058-1), CQC, CSA, DNV, ENEC (EN 61058-1), UL, VDE
Conformities:
CE, UKCA, 2011 / 65 / EC (RoHS), 2014 / 35 / EU (LVD)
REACH:
REACH compliant
RoHS:
RoHS compliant
Other
Short Description:
Switching element, Slow-make switching element, 50 V AC/DC @ 0,3 A, Gold, 1 NC, Plug-in terminal, 2.8 x 0.5 mm
Material:
Plastic, according to UL 94 V0
Wiring diagrams:
Wiring diagrams
Component layouts:
Component layouts
Download files
Where to buy
Add to Cart
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