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Description

The SE Relays 831 series voltage sensor, single-phase AC voltage sensing device is designed to be wired across terminals A1 and A2 with the voltage being monitored. Voltage sencor is capable of monitoring and reacting to overvoltage and undervoltage conditions. The Umax dial is used to set the upper trip-point of 85VAC to 150VAC for the voltage sensor. The Umin dial is a 30–99% of upper preset of the Umax dial and is used to set the lower trip-point for the voltage sensor. Relay has SPDT silver alloy contacts, rated 15A at 12VAC. The timing dial is used to delay the transfer of the contacts, from 0s to 10s, when a set point has been violated. Three-state indication LEDs indicates normal state by green LED and two types of faulted states by blinking red LED as timing state and steady on red LED as energized relay. Direct mount on a 35mm DIN rail, narrow width 17.5mm makes this relay ideal for tight spaces.
Country of Origin
CZ
Part Number
831VS-240A
EAN
39122316
UNSPSC
39122316
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Specifications

Range Of Product
Legacy
Contacts Material
AgNi
Product Or Component Type
relay
Sensor Type
voltage sensor
Switch Function
SPDT
Time Delay Type
adjustable
[Us] Rated Supply Voltage
14...276 V AC 50...60 Hz

Complementary

Height
65.4 mm
Hysteresis
2-6 % adjustable from fault to OK state overvoltage or undervoltage detection
Maximum Switching Voltage
12 V
Control Type
with adjustment knob front
Time Delay Range
0...10 s
Power Consumption In Va
1.2 VA 240 V
Net Weight
62 g
[Ie] Rated Operational Current
15 A at 240 V AC || 15 A at 120 V AC
Temperature Drift
< 1 %/°C
Local Signalling
1 LED red, blinking timing in progress || 1 LED per input green
Awg Gauge
AWG 14
Tripping Threshold
160...276 V AC factory setting) || 30...99 % of Us Auto calibration
Minimum Switching Current
100 mA
Mounting Support
35 mm DIN rail conforming to EN 55022
Nominal Output Current
15 A
Mechanical Durability
30000000 cycles
Width
17.6 mm
Depth
89.9 mm
Maximum Horse Power Rating
0.5 hp 120 V AC || 1 hp 240 V AC
Electrical Durability
70000 cycles
Tightening Torque
0.8-0.8 N.m
Breaking Capacity
4000 VA AC-1 || 384 W DC-1
Repeat Accuracy
+/- 1 % - 5...5 %

Offer Sustainability

Rohs Exemption Information
Yes
Mercury Free
Yes
Toxic Heavy Metal Free
Yes
Reach Regulation
Free of Substances of Very High Concern above the threshold
California Proposition 65
WARNING: This product can expose you to chemicals including: Nickel compounds, which is known to the State of California to cause cancer, and Di-isodecyl phthalate (DIDP), which is known to the State of California to cause birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov
Reach Free Of Svhc
Yes
Weee
The product must be disposed on European Union markets following specific waste collection and never end up in rubbish bins.
China Rohs Regulation
X
Eu Rohs Directive
Pro-active compliance (Product out of EU RoHS legal scope)

Environment

Product Certifications
CE || UL
Ambient Air Temperature For Operation
-20-55 °C
Standards
IEC 61010-1
Ip Degree Of Protection
IP40 IEC 60529 enclosure)
Ambient Air Temperature For Storage
-30-70 °C
Dielectric Strength
4000 V between input and output

Documents

Data Sheet

Download