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ABB SENTRY SSR20 24VDC 3no 1nc
MPN: 2TLA010051R0000
Alt. SKU: SENTRY SSR20
Special Price
£181.06
£150.88
Regular Price
£213.01
Why Choose the Sentry SSR20 [2TLA010051R0000]
Sentry SSR20 Safety relay with relay outputs 3NO+1NC, +24 VDC supply voltage and screw terminals. For monitoring of two-hand devices. Manual or automatic reset selectable by switch on front. Sentry safety relays cover various types of safety applications up to PLe / SIL3. Basic models provide reliable supervision of simpler safety functions, while universal models provide advanced features and high flexibility. Models with display offer preset configurations and extensive information to further simplify troubleshooting. Additional variants offer a high accuracy timer function of ± 1% and an adjustable time setting range from 0-999 s. High output current capacity of up to 6 A can save the use of an intermediary contactor. Multi-reset allows up to 10 safety relays connected to one reset light-button. All models are available with detachable push-in or screw terminals. Terminals and coding kit to mark removed terminals are available as accessories.
Technical Specification
- Function: Safety relay for monitoring two-hand devices.
- Contact Configuration: 3 Normally Open (NO) + 1 Normally Closed (NC) relay outputs.
- Control Supply Voltage: 24 V DC.
- Rated Operational Current: 5 A AC-15, 6 A DC-13.
- Degree of Protection: IP20.
- Terminal Type and Capacity: Screw terminals; supports 0.2 to 3.3 mm² solid, stranded or ferrule wires.
- Mounting: DIN rail TH35-15 and TH35-7.5 per IEC 60715.
- Wire Stripping Length: 6.5 mm.
- Tightening Torque: 0.7 N·m.
Trusted By Customers Worldwide
"Specified by UK panel builders for dependable control." Controls Engineer, UK
Frequently Asked Questions
What is the function of the Sentry SSR20 safety relay?
The Sentry SSR20 safety relay is designed for monitoring two-hand devices, ensuring safety in various applications.
What is the contact configuration of the SSR20?
The SSR20 features a contact configuration of 3 Normally Open (NO) and 1 Normally Closed (NC) relay outputs.
What is the maximum output current capacity of the SSR20?
The SSR20 can handle a rated operational current of up to 6 A.
What type of terminals does the SSR20 use?
The SSR20 uses screw terminals that support wire sizes from 0.2 to 3.3 mm² for solid, stranded, or ferrule wires.
How is the SSR20 mounted?
The SSR20 is designed for DIN rail mounting, compatible with TH35-15 and TH35-7.5 per IEC 60715.
What is the degree of protection for the SSR20?
The SSR20 has a degree of protection rated at IP20.
What should I refer to for standards and approvals?
See the manufacturer's data sheet for standards and approvals.
| Manufacturer Part Number | 2TLA010051R0000 |
|---|---|
| Barcode | 7350024483307 |
| HS Code | 85364900 |
| Country of Manufacture | Germany |
| Manufacturer | ABB |
| Alternative Product SKU | SENTRY SSR20 |
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