Emergency Stop – Wieland (SNH Series)
Emergency stop buttons of the SNH series are used on or near machines for the protection of persons. They serve the purpose of switching off / stopping machines and systems to avoid or reduce emerging or existing hazards to persons. Emergency stop buttons of the SNH series are also used to avoid damage to the machine or working material.
Wieland’s SNH series of emergency stop operators include illuminated, IP69K, key lock options and many more. Their modular design permits various actuating elements to be freely combined with the chosen contact design.
Emergency Stop Heads
| Model | Product Number | Schlegel Number | Description | Image |
| SNH 0100 | R1.200.0100.0 | QRBUV
QRBUV_510 |
Actuating Element, with Optional Engraved Legend |   |
| SNH 0400 | R1.200.0400.0 | QRBLUV
QRBLUV_510 |
SNH 100 with Illumination, with Optional Engraved Legend |   |
| SNH 0200 | R1.200.0200.0 | QRUV | Actuating Element |  |
| SNH 0300 | R1.200.0300.0 | QRUVP | Actuating Element (Up to IP 69K) |  |
| SNH 0500 | R1.200.0500.0 | QRBUVSE | Key Emergency Stop |  |
| SNH 0600 | R1.200.0600.0 | QRSKUV | Emergency Stop with protection collar |  |
| SNH 0700 | R1.200.0700.0 | QRSKUVSE | Key Emergency Stop with protection collar |  |
Emergency Stop Contacts
| Model | Product Number | Schlegel Number | Description | Image |
| SNH 0001 | R1.200.0001.0 | MTO, MHR_3 | Contact Block, 1 NC |  |
| SNH 0002 | R1.200.0002.0 | MTZU, MHR_3 | Contact Block, 1 NC (failure protection) |  |
| SNH 0003 | R1.200.0003.0 | MTZU, MAL, MHR_3 | Contact Block, 1 NC (failure protection)/ illumination |  |
| SNH 0011 | R1.200.0011.0 | MTO, MTI, MHR_3 | Contact Block, 1 NC / 1 NO |  |
| SNH 0012 | R1.200.0012.0 | MTZU, MTI, MHR_3 | Contact Block, 1 NC / 1 NO (failure protection) |  |
| SNH 0013 | R1.200.0013.0 | MTZU, MTI, MAL, MHR_5 | Contact Block, 1 NC / 1 NO (failure protection) / illumination |  |
| SNH 0021 | R1.200.0021.0 | MTO, MHR_3 | Contact Block, 2 NC |  |
| SNH 0022 | R1.200.0022.0 | MTZU, MTO, MHR_3 | Contact Block, 2 NC (failure protection) |  |
| SNH 0023 | R1.200.0023.0 | MTZU, MTO, MAL, MHR_5 | Contact Block, 2 NC (failure protection)/ illumination |  |
| SNH 0031 | R1.200.0031.0 | MTO, MTI, MHR_3
(MHTIOO) |
Contact block, 2 NC / 1 NO |  |
| SNH 0032 | R1.200.0032.0 | MTZU, MTO, MTI, MHR_5
(MHTOSFOI) |
Contact block, 2 NC (failure protection / 1 NO) |  |
| SNH 0033 | R1.200.0033.0 | MTZU, MTO, MTI, MAL, MHR_5
(MHTOSFOIL) |
Contact block, 2 NC (failure protection) / 1 NO / illumination |  |
| SNH 0043 | R1.200.0043.0 | MTZU, MTO, MHR_5 | Contact block, 4 NC (failure protection) |  |
| SNH 0044 | R1.200.0044.0 | MTO, MTI, MAL, MHR_5 | Contact block, 3 NC / 1 NO / illumination |  |
IEC-EN60947-1
IEC-EN60947-5-1
UL508
CSA C22-2
UNI EN 13850
UNI EN ISO 12100
IEC-EN60947-5-5
UNI CEI EN 45545-2
CEI EN 61373
