Eaton Wheelock PS-EXP

The Eaton Wheelock PS-EXP is an expansion module for the POWERPATH series power supplies, enabling additional notification appliance circuits (NACs) for fire alarm control panels. When installed with PS-8/8-LP or PS-8E/8E-LP power supplies connected to a 12VDC or 24VDC FACP, the module provides supervised and steered output circuits with ground fault detection capabilities for enhanced system expandability.

Key Features

• Expands notification appliance circuit capacity
• Supports (8) Class B or (4) Class A output circuits with optional module
• Supervised signaling appliance loops steered to IN1 or IN2 inputs
• Ground fault detection on individual circuits
• Compatible with PS-8, PS-8-LP, PS-8E, and PS-8E-LP power supplies
• SBUS synchronization support
• End-of-line resistor supervision included

Technical Specifications

• Compatible Voltage: 12VDC or 24VDC Fire Alarm Control Panel
• Notification Appliance Circuits: (8) Class B or (4) Class A
• Current Draw: 0.035A standby, 0.055A during alarm
• Supervision: Active circuit supervision with EOLR
• Fault Detection: Individual ground fault detection per circuit
• End-of-Line Resistor: 10K Ohm, 1/2 Watt (Model #PSEOL)
• Signaling Output: Steered outputs to IN1 or IN2 terminals
• Integration: SBUS synchronized multi-module support
• Compatible Power Supplies: PS-8, PS-8-LP, PS-8E, PS-8E-LP series

Certifications

• Wheelock POWERPATH series certified expansion module
• Compatible with fire alarm control panel architectures