STAHL 240898 Contact Element for Front Installation NC Owner’s Manual

: June 3, 2024
: STAHL

Table of Contents

240898 Contact Element for Front Installation NC
Technical Data
Accessories
Spare Parts
References
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240898 Contact Element for Front Installation NC
Owner’s Manual

240898 Contact Element for Front Installation NC

Large selection of different actuators
Versions as an NC with positive opening, NO or disconnect terminal

Web Code 8082D
R. STAHL Series 8082 contact elements have an NO contact and a positive opening operation NC contact, made from silver- nickel or gold- plated. They can be easily combined with contact blocks and enable customized installations, also due to the large selection of the various actuators.

Technical Data

Explosion Protection

Scope of validity| European Union (ATEX) CEC
IECEx
NEC
Application range (zones)| 1
2
IECEx gas certificate| IECEx PTB 17.0037U
IECEx gas explosion protection| Ex db eb IIC T6 … T5 Gb
IECEX firedamp certificate| IECEx PTB 17.0037U
IECEx firedamp protection| Ex db eb I Mb
ATEX gas certificate| PTB 17 ATEX 1012 U
ATEX gas explosion protection| E II 2 G Ex db eb IIC T6 … T5 Gb
ATEX firedamp certificate| PTB 17 ATEX 1012 U
ATEX firedamp protection| E I M2 Ex db eb I Mb
ATEX firedamp protection 2| E I M2 I Mb
UL gas certificate| E182378V1S9
Marking cULus| Class I, Div. 2, Groups A,B,C,D; Class I, Zone 1, AEx/Ex db eb IIC
Certificates| ATEX (PTB), Brazil (ULB), Canada / USA (UL), China (CQST), EAC (ENDCE), IECEx (PTB)
Notes| Product label may vary. Series devices are labelled with ATEX, IECEx, NEC and CEC.
Electrical Data
Max. rated operational voltage| 550 V
Min. rated operational voltage| 24 V
Rated operational current for AC| 0 A
Rated operational current| 150 mA / 10 A
Electrical Data

Rated operational current note| – Gold-plated contacts: 10 to 150 mA switching current
– Silver-nickel contacts from 150 mA switching current.
– For corrosive environments and offshore applications, we recommend the use of 8082 snap action switches.
Electrical service life| 106 operating cycles
Mechanical service life| 106 operating cycles
Switching capacity AC-12| 250 V/10 A
400 V/7.5 A
550 V/5 A
Switching capacity AC-15| 110 V/10 A
250 V/6 A
400 V/4 A
Switching capacity DC-13| 110 V/1 A
Switching capacity DC-13
2 contact elements in series| 60 V/6 A
110 V/2.5 A
250 V/1.25 A
Ambient Conditions
Ambient temperature| -60 °C … +70 °C (T6)
-60 °C … +85 °C (T5)
Ambient temperature| -76 °F … +158 °F (T6)
-76 °F … +185 °F (T5)
Ambient temperature NEC| -60 °C … +75 °C (T6)
-60 °C … +90 °C (T5)
Ambient temperature NEC| -76°F … +167°F (T6)
-76°F … +194°F (T5)
Operating temperature| -60 °C … +100 °C
Operating temperature| -76 °F … +212 °F
Operating temperature NEC| -60 °C … +95 °C
Operating temperature NEC| -76 °F … +203 °F
Mechanical Data
IP degree of protection (IEC 60529)| IP20
Enclosure material| Polyamide
Contact material| Silver-nickel
Silicone-free| Yes
Max. connection cross-section, finely stranded| 2.5 mm²
Solid connection cross section| 0.32 – 2.5 mm²
Connection cross-section AWG single stranded| AWG22 – AWG14
Finely stranded connection cross section| 0.32 – 2.5 mm²
Connection cross-section AWG finely stranded| AWG22 – AWG14
Connection cross-section, finely stranded with core end sleeve| 0.32 – 2.5 mm²
Connection cross-section, finely stranded with core end sleeve AWG| AWG22 – AWG14
Number of NCs| 1
Positive opening operation| Yes
Mechanical Data

Dimensional Drawings (All Dimensions in mm [inches]) – Subject to Alterations

Cut-out with/without front label

Accessories

Pushbutton	Art. No.
Ø 39 mm

Black
Designation plate: Black, blank disc without text
Silicone-free: Yes| 223691
Ø 39 mm
Black
Designation plate: Black, blank disc without text
Silicone-free: No| 223692
Mushroom push button, black| Art. No.
| Ø 39 mm
Black
Designation plate: Black, blank disc without text
Silicone-free: Yes| 244563
Ø 39 mm
Black
Designation plate: Black, blank disc without text
Silicone-free: No| 244564
Mushroom push button, red| Art. No.
| Ø 39 mm
Red/black
Designation plate: Red, blank disc without text
Silicone-free: Yes| 244565
Ø 39 mm
Red/black
Designation plate: Red, blank disc without text
Silicone-free: No| 244566
Mushroom stay- put button with key| Art. No.
| Ø 39 mm
Red/black
Closing: MS1
Silicone-free: Yes| 223695
Ø 39 mm
Red/black
Closing: MS1
Silicone-free: No| 223696
Key- operated switch actuator| Art. No.
| Ø 39 mm
Black
Closing: MS1
Number of switching positions: 2
Switching function: Latching / Latching
Silicone-free: No| 244574
| Ø 39 mm
Black
Closing: MS1
Number of switching positions: 3
Switching function: Latching / Latching / Latching
Silicone-free: No| 244633
Mushroom stay- put button with EM- STOP key| Art. No.
| Ø 39 mm
Yellow/red
Designation plate: With yellow backing plate
Closing: MS1
Silicone-free: Yes| 223693
Ø 39 mm
Yellow/red
Designation plate: With yellow backing plate
Closing: MS1
Silicone-free: No| 223694
Mushroom stay- put button EM- STOP| Art. No.
| Ø 39 mm
Yellow/red
Designation plate: With yellow backing plate
Silicone-free: Yes| 223697
Ø 39 mm
Yellow/red
Designation plate: With yellow backing plate
Silicone-free: No| 223698
Mushroom stay- put button, black| Art. No.
| Ø 39 mm
Black
Silicone-free: Yes| 223699
Ø 39 mm
Black
Silicone-free: No| 223700
Mushroom push button 55 mm red| Art. No.
| Ø 55 mm
Black/red
Designation plate: Red, blank disc without text
Silicone-free: Yes| 244634
Ø 55 mm
Black/red
Designation plate: Red, blank disc without text
Silicone-free: No| 244635
Mushroom stay- put button 55 mm EM- STOP| Art. No.
| Ø 55 mm
Yellow/red
Designation plate: With yellow backing plate
Silicone-free: Yes| 244636
Ø 55 mm
Yellow/red
Designation plate: With yellow backing plate
Silicone-free: No| 244637
Twin push button| Art. No.
| Black
Silicone-free: Yes| 244638
Black
Silicone-free: No| 244639
Mushroom push button 55 mm black| Art. No.
| Ø 55 mm
Black
Designation plate: Black, blank disc without text
Silicone-free: Yes| 244642
Ø 55 mm
Black
Designation plate: Black, blank disc without text
Silicone-free: No| 244643
Small rotary actuator, not lockable| Art. No.
| Ø 39 mm
Black
Designation plate: 0/ OFF – I/ ON
Number of switching positions: 2
Lockable in: Not pad lockable
Switching function: Latching / Latching
Silicone-free: Yes| 244646
Ø 39 mm
Black
Designation plate: 0/ OFF – I/ ON
Number of switching positions: 2
Lockable in: Not pad lockable
Switching function: Latching / Latching
Silicone-free: No| 244647
| Ø 39 mm
Black
Designation plate: I – 0 – II
Number of switching positions: 3
Lockable in: Not pad lockable
Switching function: Latching / Latching / Latching
Silicone-free: Yes| 244648
Ø 39 mm
Black
Designation plate: I – 0 – II
Number of switching positions: 3
Lockable in: Not pad lockable
Switching function: Latching / Latching / Latching
Silicone-free: No| 244649
Small rotary actuator, lockable| Art. No.
| Ø 39 mm
Black
Designation plate: 0/ OFF – I/ ON
Number of switching positions: 2
Lockable in: One pos. with one lock
Switching function: Latching / Latching
Silicone-free: Yes| 244650
Ø 39 mm
Black
Designation plate: 0/ OFF – I/ ON
Number of switching positions: 2
Lockable in: One pos. with one lock
Switching function: Latching / Latching
Silicone-free: No| 244651
Ø 39 mm
Black
Designation plate: I – 0 – II
Number of switching positions: 3
Lockable in: One pos. with one lock
Switching function: Latching / Latching / Latching
Silicone-free: Yes| 244652
Ø 39 mm
Black
Designation plate: I – 0 – II
Number of switching positions: 3
Lockable in: One pos. with one lock
Switching function: Latching / Latching / Latching
Silicone-free: No| 244653
Illuminated pushbutton (spring return) BG735| Art. No.
| Diameter 39.0 mm
All colours
Silicone-free: Yes| 244654
Diameter 39.0 mm
All colours
Silicone-free: No| 244655

Spare Parts

Mushroom stay- put button with key	Art. No.
Ø 39 mm

Red/black
Closing: MS2
Silicone-free: Yes| 270409
Ø 39 mm
Red/black
Closing: MS2
Silicone-free: No| 270412
Ø 39 mm
Red/black
Closing: MS3
Silicone-free: Yes| 270410
Ø 39 mm
Red/black
Closing: MS3
Silicone-free: No| 270413
Ø 39 mm
Red/black
Closing: MS4
Silicone-free: Yes| 270411
| Ø 39 mm
Red/black
Closing: MS4
Silicone-free: No| 270414
Key- operated switch actuator| Art. No.
| Ø 39 mm
Black
Closing: MS1
Number of switching positions: 2
Switching function: Latching / Latching
Silicone-free: Yes| 244573
Ø 39 mm
Black
Closing: MS2
Number of switching positions: 2
Switching function: Latching / Latching
Silicone-free: Yes| 272935
Ø 39 mm
Black
Closing: MS2
Number of switching positions: 2
Switching function: Latching / Latching
Silicone-free: No| 270418
Ø 39 mm
Black
Closing: MS3
Number of switching positions: 2
Switching function: Latching / Latching
Silicone-free: Yes| 274089
Ø 39 mm
Black
Closing: MS3
Number of switching positions: 2
Switching function: Latching / Latching
Silicone-free: No| 270419
Ø 39 mm
Black
Closing: MS4
Number of switching positions: 2
Switching function: Latching / Latching
Silicone-free: Yes| 272936
Ø 39 mm
Black
Closing: MS4
Number of switching positions: 2
Switching function: Latching / Latching
Silicone-free: No| 270420
Ø 39 mm
Black
Closing: MS1
Number of switching positions: 3
Switching function: Latching / Latching / Latching
Silicone-free: Yes| 244632
Ø 39 mm
Black
Closing: MS2
Number of switching positions: 3
Switching function: Latching / Latching / Latching
Silicone-free: Yes| 274090
Ø 39 mm
Black
Closing: MS2
Number of switching positions: 3
Switching function: Latching / Latching / Latching
Silicone-free: No| 270421
Ø 39 mm
Black
Closing: MS3
Number of switching positions: 3
Switching function: Latching / Latching / Latching
Silicone-free: Yes| 274091
Ø 39 mm
Black
Closing: MS3
Number of switching positions: 3
Switching function: Latching / Latching / Latching
Silicone-free No| 270422
Ø 39 mm
Black
Closing: MS4
Number of switching positions: 3
Switching function: Latching / Latching / Latching
Silicone-free: Yes| 274092
Ø 39 mm
Black
Closing: MS4
Number of switching positions: 3
Switching function: Latching / Latching / Latching
Silicone-free: No| 270423
Mushroom stay- put button with EM- STOP key| Art. No.
| Ø 39 mm
Yellow/red
Designation plate: With yellow backing plate
Closing: MS2
Silicone-free: Yes| 274099
Ø 39 mm
Yellow/red
Designation plate: With yellow backing plate
Closing: MS2
Silicone-free: No| 270415
Ø 39 mm
Yellow/red
Designation plate: With yellow backing plate
Closing: MS3
Silicone-free: Yes| 274100
| Ø 39 mm
Yellow/red
Designation plate: With yellow backing plate
Closing: MS3
Silicone-free: No| 270416
Mushroom stay- put button with EM- STOP key| Art. No.
| Ø 39 mm
Yellow/red
Designation plate: With yellow backing plate
Closing: MS4
Silicone-free: Yes| 274101
Ø 39 mm
Yellow/red
Designation plate: With yellow backing plate
Closing: MS4
Silicone-free: No| 270417
Adaptor for front installation| Art. No.
| 8602/ 3 Front installation for indicator lamp series 8010/ 6 and contact element series 8082/ 3| 227038
Holder for front installation| Art. No.
| 8602/ 3 holder for cable duct| 248673

R. STAHL Schaltgeräte GmbH
Am Bahnhof 30
74638 WALDENBURG
Tel. +49 7942 943 1700 / +49 7942 943 1777
Email: sales.de@r-stahl.com
r-stahl.com
Ex e 8082/3-21-1-0
Art. No. 240898
2022-11-22
V 0.63 EN