Power PC Board Relay
Appliances, HVAC, Office Machines.
UL File No. E58304
CSA File No. LR48471
VDE File No. 6678
SEMKO File No. 9517235 (OMI)
Users should thoroughly review the technical data before selecting a product part
number. It is recommended that user also seek out the pertinent approvals files of
the agencies/laboratories and review them to ensure the product meets the
requirements for a given application.
• Meet UL 508, VDE0435 and SEMKO requirements.
ww•w1.DFoartmaSAheanedt41UF.coormm C contact arrangements.
• Immersion cleanable, sealed version available.
• Meet 5,000V dielectric voltage between coil and contacts.
• Meet 10,000V surge voltage between coil and contacts (1.2 / 50µs).
Contact Data @ 20°C
Arrangements: 1 Form A (SPST-NO) and 1 Form C (SPDT).
Material: Ag Alloy (OMI), AgSnO (OMIH).
Max. Switching Rate: 300 ops./min. (no load).
30 ops./min. (rated load).
Expected Mechanical Life: 10 million operations (no load).
Expected Electrical Life: 100,000 operations (rated load).
Minimum Load: 100mA @ 5VDC.
Initial Contact Resistance: 100 milliohms @ 1A, 6VDC.
Ratings: OMI: 10A @ 240VAC resistive,
10A @ 30VDC resistive,
3A @ 240VAC inductive (cosø= 0.4),
3A @ 30VDC inductive (L/R=7msec).
OMIH:16A @ 240VAC resistive,
16A @ 30VDC resistive,
4A @ 240VAC inductive (cosø= 0.4),
4A @ 24VDC inductive (L/R=7msec).
Max. Switched Voltage: AC: 250V.
Max. Switched Current: 10A (OMI), 16A (OMIH).
Max. Switched Power: OMI: 2,400VA, 300W.
OMIH: 3,800VA, 480W.
Initial Dielectric Strength
Between Open Contacts: 1,000VAC 50/60 Hz. (1 minute).
Between Coil and Contacts: 5,000VAC 50/60 Hz. (1 minute).
Surge Voltage Between Coil and Contacts: 10,000V (1.2 / 50µs).
Initial Insulation Resistance
Between Mutually Insulated Elements: 1,000M ohms min. @ 500VDC.
Voltage: 5 to 48VDC.
Nominal Power: 720 mW (OMI-D), 540mW (OMI-L).
Coil Temperature Rise: 45°C max., at rated coil voltage.
Max. Coil Power: 130% of nominal.
Duty Cycle: Continuous.
Dimensions are shown for
458 reference purposes only.
Dimensions are in inches over
(millimeters) unless otherwise
Coil Data @ 20°C
(ohms) ± 10%
9 58.0 155
12 44.4 270
24 21.8 1,100
48 10.9 4,400
(ohms) ± 10%
9 78.3 115
12 60.0 200
24 29.3 820
48 14.5 3,300
Must Operate Voltage:
OMI/OMIH-D: 70% of nominal voltage or less.
OMI/OMIH-L: 75% of nominal voltage or less.
Must Release Voltage: 5% of nominal voltage or more.
Operate Time: OMI/OMIH-D: 15 ms max.
OMI/OMIH-L: 20 ms max.
Release Time: 8 ms max.
-30°C to +55°C
-30°C to +70 °C
Vibration, Mechanical: 10 to 55 Hz., 1.5mm double amplitude
Operational: 10 to 55 Hz., 1.5mm double amplitude.
Shock, Mechanical: 1,000m/s2 (100G approximately).
Operational: 100m/s2 (10G approximately).
Operating Humidity: 20 to 85% RH. (Non-condensing).
Termination: Printed circuit terminals.
Enclosure (94V-0 Flammability Ratings):
OMI/OMIH-SS: Vented (Flux-tight) plastic cover.
OMI/OMIH-SH: Sealed plastic case.
Weight: 0.46 oz (13g) approximately.
Specifications and availability
subject to change.
Refer to inside back cover.