STAHL 257780 16A Plug Installation Guide

June 3, 2024
STAHL

STAHL 257780 16A Plug

STAHL-257780-16A-Plug-PRODUCT

8570/12-306/ Art. No. 257780

  • No effect of torsion forces from the wire on the seal
  • Full compatibility between SolConeX and CES devices
  • Variants for use in the USA/ Canada available on request
  • Wide temperature range for use
  • High mechanical impact and shock resistance
  • Perfect protection against the ingress of liquids and dust
  • 3D data available to download from the website

WebCode 8570E

R. STAHL Series 8570/ 12 SolConeX plugs for Zone 1/ 21 are 3-, 4- or 5- pole versions up to 16 A. The floating pins allow them to be inserted and removed quickly and easily. The pivoting strain relief makes it easier to install the cable. Self- cleaning and corrosion- free plug pins made from high- quality materials ensure optimum electrical contact.

Technical Data

Explosion Protection

Scope of validity| European Union (ATEX)

IECEx

Application range (zones)| 1

2

21

22

IECEx gas certificate| IECEx PTB 05.0023
IECEx gas explosion protection| Ex db eb IIC T6 Gb
IECEx dust certificate| IECEx PTB 05.0023
IECEx dust explosion protection| Ex tb IIIC T80 °C Db
ATEX gas certificate| PTB 03 ATEX 1227
ATEX gas explosion protection| E II 2 G Ex db eb IIC T6 Gb
ATEX dust certificate| PTB 03 ATEX 1227
ATEX dust explosion protection| E II 2 D Ex tb IIIC T80 °C Db
Certificates| ATEX (PTB), EAC (CCVE), IECEx (PTB), Korea (KGS), Taiwan (ITRI)
Electrical Data
Rated operational voltage AC| 200 to 250 V AC
Rated operational current| max. 16 A
Rated operational current note| Optional up to 20 A
Mechanical service life| > 5×103 mating cycles
Type of voltage| Low voltage
Frequency range| 50 / 60 Hz
Ambient Conditions
Ambient temperature| -50 °C … +55 °C
Ambient temperature| -58 °F … +131 °F
Mechanical Data
IP degree of protection (IEC 60529)| IP66

8570/12-306 Art. No. 257780

Mechanical Data

IP degree of protection (IEC 60079)| IP66
Enclosure material| Polyamide, Glass fibre reinforced
Silicone-free| No
Silicone-free note| Optional: Silicone-free variant are available on request (ambient temperature -30 °C to

+55 ° C)

Finely stranded connection cross-section| 1 x 1.5 mm² … 1 x 4 mm²
Connection cross-section AWG finely

stranded

| 1 x AWG 16 … 1 x AWG 12
Width| 78 mm
Width in inches| 3.07 in
Height| 78 mm
Height, inches| 3.07 in
Length| 176 mm
Length, inches| 6.93 in
Impact strength (IEC 60079)| 7 J
Impact strength (IEC 62262)| IK10
Colour code| Blue
Coding (clock hour position)| 6
Series| SolConeX
Detailed number of poles| 2 P + PE
Weight| 0.331 kg
Weight| 0.73 lb
Mounting / Installation
Connection| Screw terminal
Components
Cable diameter| 8 – 18 mm
Cable diameter inch| 0.31 – 0.71 in

Technical Drawings – Subject to Alterations

Position of clock hour position Example: 6 h position

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

3-pole plug

Accessories

Protective cap for 16 A plug

****| 3-pole| 150496
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We reserve the right to make alterations to the technical data, dimensions, weights, designs and products available without notice. The illustrations cannot be considered binding.

ADDRESS: 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

References

Read User Manual Online (PDF format)

Read User Manual Online (PDF format)  >>

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