Main Electronic Supplies Ltd 4554 Main Street Vancouver BC Canada V5V 3R5 (604-872-0267)
RO4 Series Relays
Features
  • Screw terminals
  • Long life contacts
  • Molded plastic barrier insulation
  • Molded nylon bobbin coil
  • RED indicates new device
    		•  R04 Series UL CSA logo
    Heavy Duty, 30 Amp, open frame relays
    designed for industrial control, high inrush
    current applications such as motor
    starting and incandecent lamp loads
    D3 D4
    Photo of R04 Series Relay Photo of R04 Series Relay
    D5
    Photo of R04 Series Relay

    AC OPERATED
    NTE Type No. Nom.
    Voltage    		 Contact
    Arr.    		 Coil
    Res.
    Ohms
    (Typ)    		 Nom.
    Power    		 Max.
    Contact
    Cur. @
    28VDC or
    120VAC    		 Diag.
    No.
    R04-3A30-12 12VAC SPST-NO - 10VA 30A D4
    R04-3A30-24 24VAC SPST-NO - 10VA 30A D4
    R04-3A30-120 120VAC SPST-NO - 10VA 30A D4
    R04-3A30-240 240VAC SPST-NO - 10VA 30A D4
    R04-5A30-12 12VAC SPDT - 10VA 30A D3
    R04-5A30-24 24VAC SPDT - 10VA 30A D3
    R04-5A30-110 110VAC SPDT - 10VA 30A D3
    R04-5A30-240 240VAC SPDT - 10VA 30A D3
    R04-7A30-12 12VAC DPST-NO - 10VA 30A D4
    R04-7A30-24 24VAC DPST-NO - 10VA 30A D4
    R04-7A30-120 120VAC DPST-NO - 10VA 30A D4
    R04-7A30-240 240VAC DPST-NO - 10VA 30A D3
    R04-11A30-12 12VAC DPDT - 10VA 30A D5
    R04-11A30-24 24VAC DPDT - 10VA 30A D5
    R04-11A30-120 120VAC DPDT - 10VA 30A D5
    R04-11A30-240 240VAC DPDT - 10VA 30A D5
    DC OPERATED
    R04-3D30-12 12VDC SPST-NO 70 2.0W 30A D4
    R04-3D30-24 24VDC SPST-NO 290 2.0W 30A D4
    R04-5D30-12 12VDC SPDT 70 2.0W 30A D3
    R04-5D30-24 24VDC SPDT 290 2.0W 30A D3
    R04-5D30-110 110VDC SPDT 6K 2.0W 30A D3
    R04-7D30-12 12VDC DPST-NO 70 2.0W 30A D4
    R04-7D30-24 24VDC DPST-NO 290 2.0W 30A D4
    R04-7D30-110 110VDC DPST-NO 6K 2.0W 30A D4
    R04-11D30-12 12VDC DPDT 70 2.0W 30A D5
    R04-11D30-24 24VDC DPDT 290 2.0W 30A D5
    R04-11D30-48 48VDC DPDT 1200 2.0W 30A D5
    R04-11D30-110 110VDC DPDT 6K 2.0W 30A D5
    Dimensional Drawings

    D3D4
    D5

    Electrical Specifications
    Contact
    Contact Rating: 30 Amps up to 300VAC, 50/60Hz, 5 Amps @ 480/600VAC, 50/60Hz, 0.75pF (slightly inductive) load. 1 1/2 HP motor load at 120 thru 600VAC, 50/60Hz.
    30 Amps @ 28VDC, resistive load (each pole). 2 HP motor load at 200 thru 600VAC, 50/60Hz when using two poles to switch both sides of load.
    Contact Material: Silver cadmium oxide, 5/16" Dia.

    Coil
    Coil Voltages: See Chart
    Coil Resistance: See Chart
    Coil Power: Maximum Coil Dissipation: 4 Watts DC
    Duty Cycle: Continuous

    Operational Characteristics
    Timing Values:
                 Operate Time: 40mS or less
                 Release Time: 30mS or less

    Insulation Characteristics
    Dielectric Strength:
                 Across Open Contacts: 1500 VRMS
                 Between mutually insulated conductive
                 elements: 2200 VRMS

    Environmental Characteristics
    Operating: -30°C to +50°C (AC)
    Operating: -30°C to +60°C (DC)
    Non-operating (storage): -30°C to +100°C

    Weight
    D3 style case: 8 ozs. (227 grams) - Approx
    D4 style case: 9 ozs. (255 grams) - Approx
    D5 style case: 11 ozs. (311 grams) - Approx
    Prices are subject to change without notice.