ICS Triplex T9902 Replacement Output Fuse 10A

Product Description:

The Rockwell Automation ICS Triplex T9902 is a surface mount fuse block designed for protecting electronic equipment's power and signal lines. This module includes a 10A, 125V fast-acting Littelfuse fuse, making it ideal for applications requiring rapid response to overcurrent conditions to protect circuits effectively.

Spares and Tools

T9902 Replacement Output Fuse

• Product Description: Replacement output fuse 10A for T9851/2
• Package Quantity: Pack of 20 (2 packs)

Technical Specifications:

1. Manufacturer: Rockwell Automation
2. Part Number: 154 010
3. Fuse Block Type: SMF Omni-Block, Surface Mount
4. Included Fuse:
   • Rating: 10 Amps, 125 Volts
   • Type: Fast Acting
   • Manufacturer: Littelfuse
5. Compliance: UL 248-14

Recommended Fuse Types

The 10A fuses are fitted into the termination assembly and are specified as:

• T9902: SMF Omni-Block, Surface Mount Fuse Block 154 010, with a 10A, 125V Fast Acting Fuse, Littelfuse.

Field Power Input Fuse Requirements

• Rating: 5 Amps, 125 Volts
• Type: Slow Blow
• Compliance: Must comply with UL 248-14

Notes for Installation and Compliance:

1. Alternative Power Supply Option:
   • Instead of fitting two 5A fuses, you can use Class 2 power supplies for the +24 VDC field voltage.
   • Class 2 Definition: According to the NEC, Class 2 power supplies provide less than 100 watts at 24V.
2. Wiring Requirements:
   • Wire Gauge: Field power must be wired using 12 AWG wire.
3. Power Supply Source:
   • Field power must be supplied from an isolating source.
4. Line Monitoring Current Requirement:
   • The minimum current required for line monitoring is 20mA for a dual pair.