Invensys Triconex|3451|Solid-State Relay Output Module
Description
The 3451 Solid-State Relay Output Module provides 32 output points, commoned in pairs, designed for non-critical applications such as interfacing with annunciator panels. It ensures reliable switching and includes built-in diagnostics.
Features
- Channels: 32 points, commoned in pairs
- Non-Triplicated Design: Suitable for non-critical applications
- Diagnostics: Continuous loop-back verification of relay operation
- Hot Swappable: Supports online replacement
Technical Specifications
- Nominal Input Voltage: ±24 V
- Operational Voltage Range: ±30 V
- Maximum Switching Voltage: ±33 V peak
- Maximum Switching Power: 15 W resistive
- Maximum Off-State Leakage: <100 µA
- Maximum Nominal Current: 0.5 A per channel
- Maximum Overcurrent: 0.7 A per channel
- Voltage Drop at Baseplate: <0.25 V @ 0.5 A
- Fuses: One per output, 0.75 A, fast-acting
-
Isolation:
- Functional-to-protective-earth: 500 V DC, minimum
- Functional-to-functional-earth (logic): 800 V DC, minimum
Invensys Triconex|3451|Solid-State Relay Output Module



Invensys Triconex|3451|Solid-State Relay Output Module
Description
The 3451 Solid-State Relay Output Module provides 32 output points, commoned in pairs, designed for non-critical applications such as interfacing with annunciator panels. It ensures reliable switching and includes built-in diagnostics.
Features
- Channels: 32 points, commoned in pairs
- Non-Triplicated Design: Suitable for non-critical applications
- Diagnostics: Continuous loop-back verification of relay operation
- Hot Swappable: Supports online replacement
Technical Specifications
- Nominal Input Voltage: ±24 V
- Operational Voltage Range: ±30 V
- Maximum Switching Voltage: ±33 V peak
- Maximum Switching Power: 15 W resistive
- Maximum Off-State Leakage: <100 µA
- Maximum Nominal Current: 0.5 A per channel
- Maximum Overcurrent: 0.7 A per channel
- Voltage Drop at Baseplate: <0.25 V @ 0.5 A
- Fuses: One per output, 0.75 A, fast-acting
-
Isolation:
- Functional-to-protective-earth: 500 V DC, minimum
- Functional-to-functional-earth (logic): 800 V DC, minimum