Operation/ resetting system	Time-limit contact	Time ranges	Supply voltage	Mounting
Operation/ resetting system	Time-limit contact	Time ranges	Supply voltage	Surface/DIN-track mounting (with socket)	Surface mounting (with PCB terminals)
Time-limit operation/ self-resetting	DPDT (for power switching)	0.04 s to 3 h	24, 100 to 120, 200 to 230, 240 VAC (50/60 Hz); 12, 24, 48, 125, 100 to 110 VDC	H3Y-2	H3Y-2-0
Time-limit operation/ self-resetting	4PDT	0.04 s to 3 h		H3Y-4 *	H3Y-4-0 *

Note: Sockets and Hold-down Clips are not included with the H3Y. They must be ordered separately.
* Use the H3Y-4 or H3Y-4-0 Series when switching micro loads.

Time Ranges

Rated time	Time setting range	Rated time	Time setting range
0.5 s	0.04 to 0.5 s	3 min	0.1 to 3 min
1 s	0.1 to 1 s	5 min	0.2 to 5 min
5 s	0.2 to 5 s	10 min	0.5 to 10 min
10 s	0.5 to 10 s	30 min	1 to 30 min
30 s	1.0 to 30 s	60 min	2 to 60 min
60 s	2.0 to 60 s	3 h	0.1 to 3 h
120 s	5.0 to 120 s	—	—

Ratings

Item	H3Y-2(-0)/H3Y-4(-0)
Rated supply voltage 6 7	100 to 120 (50/60 Hz), 200 to 230 VAC (50/60 Hz), 24 VAC (50/60 Hz) 1 12, 24, 48, 125, 100 to 110 VDC 2, *3
Operating voltage range	All rated voltages except 12 VDC: 85% to 110% of rated supply voltage 12 VDC: 90% to 110% of rated supply voltage *4
Reset voltage	10% min. of rated supply voltage *5
Power consumption	100 to 120 VAC: 1.5 VA (at 120 VAC) 200 to 230 VAC: 1.8 VA (at 230 VAC) 24 VAC: 1.5 VA (at 24 VAC) 12 VDC: 0.9 W (at 12 VDC) 24 VDC: 0.9 W (at 24 VDC) 48 VDC: 1.0 W (at 48 VDC) 100 to 110 VDC: 1.3 W (at 110 VDC) 125 VDC: 1.3 W (at 125 VDC)
Control outputs	H3Y-2(-0): 5 A at 250 VAC, resistive load (cosφ = 1) The minimum applicable load is 1 mA at 5 VDC (P reference value). Contact materials: Ag H3Y-4(-0): 3 A at 250 VAC, resistive load (cosφ = 1) The minimum applicable load is 1 mA at 1 VDC (P reference value). Contact materials: Au-clad + Ag-alloy
Ambient operating temperature	-10°C to 50°C (with no icing)
Storage temperature	-25°C to 65°C
Ambient operating humidity	35% to 85%

*1. Do not use the output from an inverter as the power supply. Refer to Safety Precautions for All Timers for details on your OMRON website.
*2. With DC ratings, single-phase full-wave rectified power sources may be used.
*3. Only the H3Y-2 and H3Y-2-0 Series include 12 VDC models.
*4. Use the Timer within 90% to 110% of the rated supply voltage (95% to 110% for 12 VDC) when using it continuously
under an ambient operating temperature of 50°C.
*5. Set the reset voltage as follows to ensure proper resetting.
100 to 120 VAC:10 VAC max.
200 to 230 VAC:20 VAC max.
100 to 110 VDC:10 VDC max.
*6.Refer to Safety Precautions for All Timers on your OMRON website when combining the Timer with an AC 2-wire proximity sensor.
*7. A diode to prevent reverse voltages is provided only on models with a DC power supply.

Characteristics

Accuracy of operating time	±1% FS max. (0.5 s range: ±1%±10 ms max.) *1
Setting error	±10%±50 ms FS max.
Reset time	Min. power-opening time: 0.1 s max. (including halfway reset)
Influence of voltage	±2% FS max. *1
Influence of temperature	±2% FS max. *1
Insulation resistance	100 MΩ min. (at 500 VDC)
Dielectric strength	2,000 VAC, 50/60 Hz for 1 min (between current-carrying terminals and exposed non-current-carrying metal parts) 2 2,000 VAC, 50/60 Hz for 1 min (between operating power circuit and control output) 2 2,000 VAC, 50/60 Hz for 1 min (between different pole contacts; 2-pole model) *2 1,500 VAC, 50/60 Hz for 1 min (between different pole contacts; 4-pole model) 1,000 VAC, 50/60 Hz for 1 min (between non-continuous contacts)
Impulse withstand voltage	Between power terminals: 3 kV for 100 to 120 VAC, 200 to 230 VAC, 100 to 110 VDC, 125 VDC 1 kV for 12 VDC, 24 VDC, 48 VDC Between exposed non-current-carrying metal parts: 4.5 kV for 100 to 120 VAC, 200 to 230 VAC, 100 to 110 VDC, 125 VDC 1.5 kV for 12 VDC, 24 VDC, 48 VDC
Noise immunity	±1.5 kV, square-wave noise by noise simulator (pulse width: 100 ns/1 μs, 1-ns rise)
Static immunity	Destruction: 8 kV Malfunction: 4 kV
Vibration resistance	Destruction: 10 to 55 Hz, 0.75-mm single amplitude Malfunction: 10 to 55 Hz, 0.5-mm single amplitude
Shock resistance	Destruction: 1,000 m/s² (approx. 100G) *3 Malfunction: 100 m/s² (approx. 10G)
Life expectancy	Mechanical:10,000,000 operations min. (under no load at 1,800 operations/h) Electrical: H3Y-2: 500,000 operations min. (5 A at 250 VAC, resistive load at 1800 operations/h) H3Y-4: 200,000 operations min. (3 A at 250 VAC, resistive load at 1800 operations/h) *4
Enclosure rating	IP40
Weight	Approx. 50 g
EMC	(EMI) EN 61812-1 Emission Enclosure: EN 55011 Group 1 class A Emission AC Mains: EN 55011 Group 1 class A (EMS) EN 61812-1 Immunity ESD: IEC 61000-4-2 Immunity RF-interference: IEC 61000-4-3 Immunity Burst: IEC 61000-4-4 Immunity Surge: IEC 61000-4-5 Immunity Conducted Disturbance: IEC 61000-4-6 Immunity Voltage Dip/Interruption: IEC 61000-4-11
Approved standards	UL 508, CSA C22.2 No. 14, Lloyds, CCC: GB/T 14048.5 6 Conforms to EN 61812-1 and IEC 60664-1. (2.5 kV/2 for H3Y-2/-2-0, 2.5 kV/1 for H3Y-4/ -4-0) 5

*1. Add ±10 mS to the above value for the 0.5-S range model.
*2. Terminal screw sections are excluded.
*3. The destructive shock resistance test was performed on the Timer.
*4. Check the electrical life curve.
*5. Overvoltage category II.
*6. CCC certification requirements

Model	H3Y-2 (-0)	H3Y-4 (-0)
Recommended fuse	RT14-20/6A (380 VAC 6 A), manufactured by DELIXI	RT14-20/4A (380 VAC 4 A), manufactured by DELIXI
Rated operating voltage Ue Rated operating current Ie	AC-15: Ue: 250 VAC, Ie: 3 A AC-13: Ue: 250 VAC, Ie: 5 A DC-13: Ue: 30 VDC, Ie: 0.5 A	AC-15: Ue: 250 VAC, Ie: 2 A AC-13: Ue: 250 VAC, Ie: 3 A DC-13: Ue: 30 VDC, Ie: 0.5 A
Rated insulation voltage	250 V
Rated impulse withstand voltage (altitude: 2,000 m max.)	2.5 kV (at 240 VAC)
Conditional short-circuit current	1000 A