3TK2824-1AL20 Siemens Safety Control Relay
Price:
1-99$
MOQ:
1
Delivery Time:
in stock / 1-3 work days
Brand:
SIEMENS
Product Description
Siemens 3TK2824-1AL20 Safety Control Relay
The Siemens 3TK2824-1AL20 is a robust and compact Safety Control Relay from the Sirius 3TK28 series, designed for standard safety applications in machine building and process automation. This relay provides reliable monitoring for safety functions like E-stops, safety gates, and two-hand controls while meeting international safety standards.
Product Overview
As part of the 3TK28 family, the 3TK2824-1AL20 features a modular design with screw-type terminals for easy installation and replacement. It is configured with 2 Normally Open (NO) safety contacts and operates on 230V AC control voltage, making it suitable for a wide range of industrial power systems.
Key Features & Benefits
High Safety Integrity
- Dual-Channel Architecture: Ensures single faults don't compromise safety functions
- Certified Performance: Meets Category 3, PL c (EN ISO 13849-1), and SIL 1 (IEC 61508) standards
- Forced-Guided Contacts: Mechanical linkage prevents dangerous situations if contacts weld
Flexible & User-Friendly
- Screw Mounting: Easy wiring with screw-type terminals for DIN rail or direct mounting
- Compact Design: 22.5mm width saves valuable control cabinet space
- Clear Status Indication: LED indicators for power, channel status, and output state
Robust Construction
- Industrial Grade: Operates in temperatures from -20°C to 60°C
- Conformal Coating: Protects against moisture, dust, and corrosive gases
- High Contact Capacity: 6A rating at 230V AC/DC for significant load handling
Technical Specifications
| Parameter | Specification |
|---|---|
| Model Number | 3TK2824-1AL20 |
| Product Series | Sirius 3TK28 |
| Product Type | Safety Control Relay |
| Safety Rating | Category 3, PL c (EN ISO 13849-1), SIL 1 (IEC 61508) |
| Control Voltage (Us) | 230V AC (50/60 Hz) |
| Contact Configuration | 2 NO (Normally Open) |
| Contact Rating | 6A @ 230V AC/DC (AC-15 / DC-13) |
| Response Time | < 15 ms (typical) |
| Mounting | DIN Rail (EN 60715) or Screw Mount |
| Dimensions (H x W x D) | 120 mm x 22.5 mm x 120 mm |
| Operating Temperature | -20°C to 60°C (-4°F to 140°F) |
| Certifications | UL, cUL, CE, CCC, TÜV |
Typical Applications
- Emergency Stop Circuits: Monitoring E-stop buttons for safe machinery shutdown
- Safety Interlocks: Controlling access via safety gates, doors, and light curtains
- Two-Hand Control: Ensuring operator safety on press brakes and stamping machines
- Safety Gate Monitoring: Detecting guard closure before machine operation
- Overspeed Monitoring: Stopping motors that exceed safe speeds
- Process Safety: Monitoring critical variables and initiating safe shutdowns
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Xiamen Online Union Technology Co., Ltd
Location
103, No.26, Zhenhai Road, Siming District, Xiamen, China
Contact Person
Jeff Wu