STAHL 253021 Stopping Plugs Flush Mounted Installation Guide
- June 3, 2024
- STAHL
Table of Contents
Installation Equipment and Accessories
Stopping plugs Flush-mounted
CMP-747-DA-T6-4 Art. No. 253021
253021 Stopping Plugs Flush Mounted
- Ex d und Ex e metal stopping plugs
- Large selection of thread types and sizes
- Operating temperature range: -60 °C to +200 °C
- Worldwide certification, IECEx, ATEX, UL and cCSAus
WebCode 747DA
The metal Ex- d stopping plugs from the 747 series with a hexagon socket and
without a projecting head enable temporary or long- term plugging of unused
drilled holes. There is a wide selection of different thread sizes and types
available. They have worldwide certification according to IECEx, ATEX, UL and
cCSAus.
Technical Data
Explosion Protection
Application range (zones)| 1
2
20
21
22
---|---
IECEX gas certificate| IECEx CML 18.0177X
IECEx gas explosion protection| Ex db IIC Gb
IECEX firedamp certificate| IECEx CML 18.0177X
IECEx firedamp protection| Ex db I Mb
IECEx firedamp protection 2| Ex eb I Mb
ATEX gas certificate| CML 18ATEX1320X
ATEX gas explosion protection| II 2 G Ex db IIC Gb
ATEX firedamp certificate| CML 18ATEX1320X
ATEX firedamp protection| I M2 Ex db I Mb
ATEX firedamp protection 2| I M2 eb I Mb
EAC certificate| TS RU S-GB.AA87.B.00487
EAC gas explosion protection| Ex Ex d e IIC Gb X
EAC dust explosion protection| Ex Ex to IIIC Da X
Notes| The product certification and certificates can be downloaded from the
manufacturer’s homepage
(www.cmp-products.com)
Ambient Conditions|
Ambient temperature| -60 °C … +200 °C
Mechanical Data|
Degree of protection (IP)| IP66
Material Silicone-free| Stainless steel Yes
Installation Equipment and Accessories
Stopping plugs Flush-mounted
CMP-747-DA-T6-4 Art. No. 253021
Mechanical Data
| Drive | Hexagon socket |
|---|---|
| Dimension b | 16.7 mm |
| Dimension d | 49 mm |
| Outer diameter | 60.5 mm |
| Thread size | NPT2 |
| Thread length | 26.9 mm |
| Thread pitch | 22,087 |
| Impact strength (IEC 62262) | IK10 |
| Packaging unit | 1 |
| Weight | 0.29 kg |
| Weight | 0.64 lb |
Dimensional Drawings (All Dimensions in mm [inches]) – Subject to Alterations
A = Thread size
B = Length
L = Thread length
d = Dimension d
b = Dimension b
D = Outer diameter
SW = Hexagon socket width across flats
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.
2022-09-01
R. STAHL Schaltgeräte GmbH | Am Bahnhof 30 | 74638 WALDENBURG
V 0.54 EN
Tel. +49 7942 943 1700 | +49 7942 943 1777 | Email:
sales.de@r-stahl.com |
r-stahl.com