H3DK Datasheet, PDF (17/30 Pages) Omron Electronics LLC – Solid-state Timers

H3DK-G
■ Applicable standards
Safety standards
cURus: UL 508/CSA C22.2 No. 14 ^*1
EN 50274: Finger protection, back-of-hand proof
EN 61812-1: Pollution degree 2, Overvoltage category III ^*2
CCC: Pollution degree 2, Overvoltage category II, section DB14048.5-2008 part 5-1
LR: Test Specification No. 1-2002 Category ENV 1.2 ^*1
EMC
(EMI)
EN61812-1
Radiated Emissions:
EN 55011 class B
Emission AC Mains:
EN 55011 class B
Harmonic Current:
EN 61000-3-2 ^*1
Voltage Fluctuations and Flicker: EN61000-3-3 ^*1
(EMS)
EN61812-1
ESD Immunity:
EN 61000-4-2: 6 kV contact discharge,
8 kV air discharge
Radiated Radio-Frequency Electromagnetic Field Immunity (AM Radio Waves):
EN 61000-4-3:
10 V/m (80 MHz to 1 GHz)
Burst Immunity:
EN 61000-4-4: 2 kV power line,
1 kV I/O signal line
Surge Immunity:
EN 61000-4-5: 2 kV common mode,
1 kV differential mode
*1. This standard is not applicable to the H3DK-GE.
*2. This standard is not applicable if the output is used with a rating that exceeds 250 VAC.
■ I/O
Input
Output
None
Control output
The star output is turned OFF when the dial set value is reached and the
delta output is turned ON after the preset transfer time elapses.
Connections
■ Block Diagrams
H3DK-G
AC (DC) input
Power supply
circuit
Star time
setting
switch
Star-delta
transfer time
switch
ROM
RAM
Clock
One-chip microcomputer
■ Terminal Arrangement
H3DK-G
Output
circuit
Star output
Delta output
A1 15 25
Star
Delta
contacts contacts
R1
R2
15
25
18 16 28 26
Indicator circuit
28 26
18 16 A2
Star output ON Delta output ON
indicator
indicator
(DIN notation)
15 25
A1
A2
16 18 26 28
Note: The power supply terminals do not have po-
larity.
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