UL AUTOMATION SYSTEMS PVT. LTD.

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Relay Interfacing Modules

Solid State Relay Module for DC Output

Application
Solid State Relay Modules deliver electrically clean, Opt-isolated, Noise free Output used for Interfacing PLC/DCS Digital Outputs to field or field devices. Used for high switching frequency application.

Component Specification
SSR: Input - 24VDC, Output - DC Load.
SSR Socket: Available on request.
Terminals: Screw type suitable for 2.5Sq.mm conductor.
PCB: Glass Epoxy double side PTH with Lacquer Coating.

Technical Specification

General Data

No. of Channel: 2, 4, 8, 16.
Test Voltage: 2.5kVrms.
Ambient operating Temp. : Max 60° C.
Relative Humidity: Max 90% (Non- Condensing).
Tropicalisation: Lacquer coating on PCB.
Identification Tag: Provided.
Mounting: Universal Din Rail Mountable.
Standard/Approvals : PCB: Type tested STQC, IEC 61373, ANSI IPC 2221 & 2222, MIL 275B
Terminals: UL/CE & CSA Standard
SSR: UL/CSA

Input Data

Operating Voltage*: 24VDC +/- 10%.
Input Current/ Channel: 15mA @ 24VDC.
Protection: Polarity Protection.
Indication/ Channel: 3mm Green LED.
Looping (Sinking/Sourcing): Interchangeable using flexible jumpers.
Terminals: Screw type.
Conductor size: 0.25 -2.5 sq.mm flexible.
Insulation Stripping: 7.0 mm length.

Output Data

Nominal Line Voltage: 24 VDC.
Max Switching Voltage: 60 VDC.
On state Output Current rating: Min – 300mA, Max - 3 Amp.
Max Turn on time: 50u Sec.
Max Turn off time: 100u Sec.
Snubber Protection: NA.
Peak 1Cycle surge: 30 Amp.
Output Leakage Current: 1 mA (Approx).
Snubber/Fuse Protection: Available on request.
Terminals: Screw type.
Conductor size: 0.25 - 2.5 sq.mm flexible.
Insulation Stripping: 7.0 mm length.

Other notes

Screw less Terminals: Available on request for selective Relay Modules.

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