Functional Devices RIB2401B 20 Amp SPDT Power Control Relay

Functional Devices RIB2401B 20 Amp SPDT Power Control Relay

The Functional Devices RIB2401B is a 20 Amp power control relay featuring one (1) SPDT continuous duty coil contact. It accepts 24 Vac/dc or 120 Vac, 50–60 Hz coil input and is enclosed in a NEMA 1 housing suitable for plenum use.

An externally visible LED indicates relay activation status. The unit includes factory-installed 16-inch, 600V rated lead wires to support field wiring integration.

Electrical Ratings and Load Support

• 20 Amp general purpose and resistive @ 277 Vac
• 5 Amp resistive @ 480 Vac
• 20 Amp ballast @ 277 Vac
• 16 Amp electronic ballast @ 277 Vac (N/O)
• 2 HP @ 277 Vac; 1 HP @ 120 Vac
• 770 VA pilot duty @ 120 Vac; 1,110 VA @ 277 Vac
• 10 Amp tungsten @ 120 Vac (N/O)

Coil and Operational Characteristics

The continuous duty coil supports 24 Vac/dc or 120 Vac input with 50–60 Hz operation. Relay status is indicated by an LED when activated. Mechanical life expectancy is specified at a minimum of 10 million cycles. Operating temperature range is -30 to 140°F with 5–95% noncondensing humidity.

Construction and Compliance

• NEMA 1 housing, UL accepted for plenum use
• UL Listed (UL916, UL864), C-UL
• California State Fire Marshal (CSFM)
• CE and RoHS compliant
• Dimensions: 2.390”H × 3.310”W × 1.810”D with .50” NPT hub