Schmersal PROTECT SRB SRB 201ZH 2 Auxiliary Contacts Safety Relay 24V dc, Dual-Channel 3 Safety Contacts
- RS Stock No.:
- 741-8635
- Mfr. Part No.:
- SRB201ZH-24VDC
- Manufacturer:
- Schmersal
Subtotal (1 unit)*
SGD674.89
(exc. GST)
SGD735.63
(inc. GST)
Add 1 unit to get free delivery
In Stock
- 4 unit(s) ready to ship from another location
- Plus 4 unit(s) shipping from 23 February 2026
- Plus 5 unit(s) shipping from 09 March 2026
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units | Per unit |
|---|---|
| 1 + | SGD674.89 |
*price indicative
- RS Stock No.:
- 741-8635
- Mfr. Part No.:
- SRB201ZH-24VDC
- Manufacturer:
- Schmersal
Specifications
Technical data sheets
Legislation and Compliance
Product Details
Find similar products by selecting one or more attributes.
Select all | Attribute | Value |
|---|---|---|
| Brand | Schmersal | |
| Supply Voltage | 24V dc | |
| Number of Channels | 2 | |
| Safety Contacts | 3 | |
| Function | Two Hand Control | |
| Auxiliary Contacts | 2 | |
| Reset Method | Automatic | |
| Range | PROTECT SRB | |
| Safety Category ISO 13849-1 | 4 | |
| PL ISO 13849-1 | e | |
| SIL IEC 61508 | 3 | |
| Terminal Type | Screw | |
| Depth | 121mm | |
| Series | SRB 201ZH | |
| Width | 22.5mm | |
| Length | 100mm | |
| Performance Level | e | |
| Select all | ||
|---|---|---|
Brand Schmersal | ||
Supply Voltage 24V dc | ||
Number of Channels 2 | ||
Safety Contacts 3 | ||
Function Two Hand Control | ||
Auxiliary Contacts 2 | ||
Reset Method Automatic | ||
Range PROTECT SRB | ||
Safety Category ISO 13849-1 4 | ||
PL ISO 13849-1 e | ||
SIL IEC 61508 3 | ||
Terminal Type Screw | ||
Depth 121mm | ||
Series SRB 201ZH | ||
Width 22.5mm | ||
Length 100mm | ||
Performance Level e | ||
- COO (Country of Origin):
- DE
PROTECT SRB 201/2 Series Safety Relays
Introducing the PROTECT SRB 201/2 series of Safety relays. Built to a high standard for all your safety relay requirements. These units are specially designed to work in perfect conjunction with two handed control stations.
Approvals
BG, USA/CAN
SRB201ZH (24VDC) Specifics
This particular version of the SRB201ZH range is capable of supply voltage of 24V DC making it extremely versatile and capable of coordinating your various safety applications.
What are some of the features?
• This safety relay has a reliable external device monitoring (EDM) allowing you to register and monitor multiple safety accessories like emergency push buttons. This device has been specifically designed for two handed control stations.
• Monitoring two hand control panels to EN 574 111C ensuring you the best possible safety monitoring solutions
• This safety relay in particular features instantaneous safety contacts (STOP 0)
• Can be mounted to DIN railing (with screw terminal connections) making it useful in a variety of scenarios
•Wire breakage & earth connection detection as standard with this unit which allows you to monitor internal faults
• LED status indication as standard to allow you to spot quickly any faults through the visible aid of the LED indication
• This device has 1 or 2 channel monitoring depending on which one you choose and need
• Electronic protection as standard with this device as well as circuit feedback.
• Monitoring two hand control panels to EN 574 111C ensuring you the best possible safety monitoring solutions
• This safety relay in particular features instantaneous safety contacts (STOP 0)
• Can be mounted to DIN railing (with screw terminal connections) making it useful in a variety of scenarios
•Wire breakage & earth connection detection as standard with this unit which allows you to monitor internal faults
• LED status indication as standard to allow you to spot quickly any faults through the visible aid of the LED indication
• This device has 1 or 2 channel monitoring depending on which one you choose and need
• Electronic protection as standard with this device as well as circuit feedback.
Advantages of the SRB201ZH
• A 20 year mission time for this device, giving you the confidence in the quality of the build
• Compact in design allowing you more mounting on your DIN rail or equivalent
• Low power consumption compared to other units on the market
• Compact in design allowing you more mounting on your DIN rail or equivalent
• Low power consumption compared to other units on the market
Technical safety parameters
• EN 954-1 Category - Cat 4
• EN ISO 13849-1 Performance Level – Ple
• EN 62061 SIL Claim - SIL CL 3
No, thanks to its ventilated design, the safety relay promotes sufficient airflow to minimise the risk of overheating.
Related links
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- Schmersal PROTECT SRB SRB 301MC 1 Auxiliary Contacts Safety Relay 24V ac/dc, Single/Dual-Channel 3 Safety Contacts
- Schmersal PROTECT SRB SRB 301ST 1 Auxiliary Contacts Safety Relay 24V ac/dc, Single/Dual-Channel 3 Safety Contacts
- Schmersal PROTECT SRB SRB 324ST 1 Auxiliary Contacts Safety Relay 24V ac/dc, Single/Dual-Channel 5 Safety Contacts
- Schmersal PROTECT SRB SRB 301AN 1 Auxiliary Contacts Safety Relay 24V ac/dc, Single/Dual-Channel 4 Safety Contacts
- Schmersal PROTECT SRB SRB 207AN 1 Auxiliary Contacts Safety Relay 24V dc 2 Safety Contacts
