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Brand: OMRON
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LY4-D Bi-power Relays
OMRON LY4-D Manual And Instructions
LY4-D datasheetPDF datasheet

OMRON LY4-D Product information and technical parameters:
Brand: OMRON
Name: Bi-power Relays
Model: LY4-D
Structure: Relays with Plug-in Terminals.
Classification: Models with diode for coil surge,
absorption (DC coil specification only).
Number of poles: 4.
Power-switching Compact.
General-purpose Relays.
The standard models include models that are,
compliant with the UL, CSA, and SEV safety.
standards and with the Electrical Appliances and,
Material Safety Act.
Equipped with an arc barrier for arc interruption.
Withstand voltages up to 2,000 V.
New built-in diode and built-in CR circuit models have,
joined the series.
The lineup also includes models that are compliant,
with the LR and VDE safety standards.
Single-pole and double-pole models have AC4,
ratings and DC2 ratings (operating coil ratings:
100/110 VAC, 110/120 VAC, 200/220 VAC, 220/240 VAC,
and 100/110 VDC).
Three-pole and four-pole models have AC4 ratings,
and DC2 ratings (operating coil ratings: 100/110,
VAC, 200/220 VAC and 100/110 VDC).

Isolation: Phototriac.
Zero cross function: Yes.
Indicator: No.
Rated output load: 5 A at 100 to 240 VAC.
Rated input voltage(See note 1, 2.): 5VDC, 12VDC, 24VDC.
Compact, Low-cost, SSR Switching 5 to 20 A.
Wide load voltage range: 75 to 264 VAC. Both 100-V and,
200-V loads can be handled with the same model LY4-D.
Dedicated, compact aluminum PCB and power elements used.
Built-in varistor effectively absorbs external surges LY4-D
Quick-connect #110 input terminals and #250 output,
connections. (#187 input terminals and #250 output,
connections are available.).
“-US” models certified by UL, CSA, and IEC/EN (TÜV). Classification: Diode.
Coil ratings: DC 6, 12, 24, 48.
Contact form: DPDT.
Slim and Space-saving Power Plug-in Relay LY4-D.
Reduces wiring work by 60% when combined with the,
P2RF-@-PU Push-In Plus Socket.
(according to actual OMRON measurements).
Lockable test button models available.
Built-in mechanical operation indicator.
Provided with nameplate.
AC type is equipped with a coil-disconnection self-diagnostic,
function (LED type).
High switching power (1-pole: 10 A) LY4-D. Input terminals: Screwless clamp terminals (detachable).
Isolation method: Phototriaccoupler.
Zero cross function: Yes.
Operation indicator: Yes.
Alarm output: 2 outputs (Heater Burnout Detection,
SSR Short-circuit Failure Detection).
Applicable load (See note.): 2 to 35 A, 100 to 240 VAC.
A New-concept SSR with Built-in.
Current Transformer.
Heater Burnout and SSR Short.
circuit Failure Detection.
Built-in Current Transformer (CT) helps reduce wiring steps.
Detects the burnout of any one of a group of heaters.
Detects the burrnout of 3-phase heaters LY4-D.
Detects SSR short-circuit failures.
Error detection level can be easily set with a switch.
Mounts to a DIN track or with screws.
Three types of input terminals available: M3 terminals,
screwless clamp termiinals (detachable), or compact slotted,
screw terminals (detachable) LY4-D.
Certified for CSA and EN (TÜV).
The G3PF-2@@B-@@@ Series is UL certified.


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