Single-phase Voltage Relay
last update: March 1, 2019
Model | Range * | Connection terminal | Setting range | Input impedance | Overload capacity |
---|---|---|---|---|---|
K8DT-VS2[][] | 0 to 10 V AC/DC | V1-COM | 1 to 10 V AC/DC | Approx. 120 kΩ | Continuous input at
115% of maximum input 10 s at 125% (up to 600 VAC) |
0 to 30 V AC/DC | V2-COM | 3 to 30 V AC/DC | Approx. 320 kΩ | ||
0 to 150 V AC/DC | V3-COM | 15 to 150 V AC/DC | Approx. 1.6 MΩ | ||
K8DT-VS3[][] | 0 to 200 V AC/DC | V1-COM | 20 to 200 V AC/DC | Approx. 1.2 MΩ | |
0 to 300 V AC/DC | V2-COM | 30 to 300 V AC/DC | Approx. 1.7 MΩ | ||
0 to 600 V AC/DC | V3-COM | 60 to 600 V AC/DC | Approx. 3.1 MΩ |
* The range is selected using connected terminals.
Power supply voltage | K8DT-VS[][]D: 24 VAC 50/60Hz, 24 VDC
K8DT-VS[][]A: 100 to 240 VAC 50/60Hz |
---|---|
Power consumption | 24 VAC/DC: 1.8 VA/1 W max.
100 to 240 VAC: 2.5 VA max. |
Rated insulation
voltage |
600 VAC |
Operating value setting
range (SV) |
10% to 100% of maximum setting range
K8DT-VS2: 1 to 10 V AC/DC 3 to 30 V AC/DC 15 to 150 V AC/DC K8DT-VS3: 20 to 200 V AC/DC 30 to 300 V AC/DC 60 to 600 V AC/DC |
Operating value | 100% operation at set value |
Reset value setting range (HYS) | 5% to 50% of operating value |
Reset method | Manual reset/automatic reset (switchable)
Note:Manual reset: Turn OFF power supply for 1 s or longer. |
Operating time setting
range (T) |
0.1 to 30 s |
Power ON lock time | 1 s or 5 s (Switched using DIP switch.) |
Indicators | Power (PWR): Green, Relay output (RY): Yellow,
Alarm outputs (ALM): Red |
Input impedance | Refer to Input Range on catalog. |
Output form | Relay Output: SPDT contact
Transistor Output: 1 Switchable between normally open and normally closed with a DIP switch setting. |
Output relay ratings | Rated load
5 A at 250 VAC (Resistive load) 5 A at 30 VDC (Resistive load) 1 A at 250 VAC (Inductive load) 0.2 A at 48 VDC (Inductive load) Minimum load: 5 VDC, 10 mA (reference values) Mechanical life: 10 million operations min. Electrical life: 5 A at 250 VAC or 30 VDC: 50,000 operations 3 A at 250 VAC or 30 VDC: 100,000 operations |
Transistor output
ratings |
Rated voltage: 24 VDC (maximum voltage: 26.4 VDC)
Maximum current: 50 mA DC |
Ambient operating
temperature |
-20 to 60°C (with no condensation or icing) |
Storage temperature | -25 to 65°C (with no condensation or icing) |
Ambient operating
humidity |
25% to 85% RH (with no condensation) |
Storage humidity | 25% to 85% RH (with no condensation) |
Altitude | 2,000 m max. |
Applicable wires | Stranded wires, solid wires, or ferrules |
Applicable wire size | 0.25 to 1.5 mm2(AWG24 to AWG16) |
Wire insertion force | 8 N max. for AWG20 wire |
Screwdriver insertion force | 15 N max. |
Wire stripping length | 8 mm |
Ferrule length | 8 mm |
Recommended flat-blade screwdriver | XW4Z-00B (Omron)
SZF 0.4 × 2.5 (Phoenix Contact) 210-719 (Wago) SDI 0.4 × 2.5 × 75 (Weidmuller) |
Current capacity | 10 A (per pole) |
Number of insertions | 50 times |
Case color | N1.5 |
Case material | PC, UL 94 V-0 |
Weight | Approx. 100 g |
Mounting | Mounts to DIN Track, or screw mounting |
Dimensions | 17.5 × 90 × 90 mm (W×H×D) |
Allowable operating
voltage range |
85% to 110% of rated power supply voltage | |
---|---|---|
Allowable operating
frequency range |
50/60 Hz ±5 Hz | |
Input frequency range | 40 to 500 Hz | |
Overload capacity | Continuous input at 115% of maximum input, 10 s at 125% (up to 600 VAC). | |
Repeat
accuracy |
Operating
value |
±0.5% full scale (at 25°C and 65% humidity, rated power supply voltage) |
Operating
time |
±50 ms (at 25°C and 65% humidity, rated power supply voltage) | |
Applicable
standards |
Conforming
standards |
EN 60947-5-1
Installation environment (pollution level 2, Overvoltage category III) |
EMC | EN 60947-5-1 | |
Safety
standards |
UL 60947-5-1 (Listing),
Korean Radio Waves Act (Act 10564), CCC (GB/T 14048.5) |
|
Insulation resistance | 20 MΩmin.
Between external terminals and case Between power supply terminals and input terminals Between power supply terminals and output terminals Between input terminals and output terminals |
|
Dielectric strength | 2,000 VAC for one minute
Between external terminals and case Between power supply terminals and input terminals Between power supply terminals and output terminals Between input terminals and output terminals |
|
Impulse withstand
voltage |
6 kV (between live terminals and exposed, non-charged metal parts) | |
Noise immunity | Square-wave noise of 1-μs/100-ns pulse width with 1-ns rise time
100 to 240 VAC: 1,500 V power supply terminal common/normal mode 24 VAC: 1,500 V power supply terminal common/normal mode 24 VDC: 480 V power supply terminal common |
|
Vibration resistance | Frequency: 10 to 55 Hz, 0.35-mm single amplitude
10 sweeps of 5 min each in X,Y, and Z directions |
|
Shock resistance | 100 m/s2, 3 times each in 6 directions along 3 axes | |
Degree of protection | Terminals: IP20 |
last update: March 1, 2019