Harmony Control Relays, Modular 1-phase voltage control relay, 5 A, 1 CO, 20�80 V AC/DC

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Harmony Control Relays, Modular 1-phase voltage control relay, 5 A, 1 CO, 20�80 V AC/DC

Item Number: RM17UAS16



Qty UoM EAN Colour



Range of product

Harmony Control Relays

Product or component type

voltage control relay

Sustainable offer status

Green Premium product


18 months


Connections - terminals

screw connectors

[in] rated current

5 A

Insulation resistance

> 500 MOhm at 500 V DC conforming to IEC 60255-5|> 500 MOhm at 500 V DC conforming to IEC 60664-1

Connections - terminals

screw terminals, 1 x 0.5...1 x 4 mm² (AWG 20...AWG 11) solid without cable end|screw terminals, 2 x 0.5...2 x 2.5 mm² (AWG 20...AWG 14) solid without cable end|screw terminals, 1 x 0.2...2 x 2.5 mm² (AWG 24...AWG 12) flexible with cable end|screw terminals, 2 x 0.2...2 x 1.5 mm² (AWG 24...AWG 16) flexible with cable end

Local signalling

LED (green) for power ON|LED (yellow) for relay ON

Mounting support

35 mm symmetrical DIN rail conforming to IEC 60715

Electrical durability

100000 cycles

Mechanical durability

30000000 cycles


17.5 mm

Control type

without test button

Net weight

0.08 kg


IEC 60255-6

Product certifications


Ambient air temperature for storage

-40...70 °C

Ambient air temperature for operation

-20...50 °C

Relative humidity

95 % at 55 °C conforming to IEC 60068...2-30

Ip degree of protection

IP20 (terminals) conforming to IEC 60529|IP30 (casing) conforming to IEC 60529

Reach regulation

Reference contains Substances of Very High Concern above the threshold

Eu rohs directive

Pro-active compliance (Product out of EU RoHS legal scope)

Mercury free


Rohs exemption information


China rohs regulation


Environmental disclosure


Circularity profile


California proposition 65

WARNING: This product can expose you to chemicals including: Lead and lead compounds, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov


Package 1 bare product quantity


Relay type

voltage control relay

Product specific application

for single-phase and DC supply

Relay name


Relay monitored parameters

overvoltage or undervoltage detection|self-powered

Time delay type

adjustable 0.1...10 s, 0 + 10 % Tt- time delay upon fault

Switching capacity in va

1250 VA

Minimum switching current

10 mA at 5 V DC

Maximum switching current


Power consumption in va

0...3.9 VA AC

Measurement range

20...80 V voltage AC/DC 50/60 Hz

Utilisation category

AC-12 conforming to IEC 60947-5-1|AC-13 conforming to IEC 60947-5-1|AC-14 conforming to IEC 60947-5-1|AC-15 conforming to IEC 60947-5-1|DC-12 conforming to IEC 60947-5-1|DC-13 conforming to IEC 60947-5-1|DC-14 conforming to IEC 60947-5-1

Contacts type and composition

1 C/O

[uc] control circuit voltage

24...48 V

Reset time

1500 ms time delay

Maximum switching voltage

250 V AC/DC

Supply voltage limits

15...100 V AC/DC

Maximum power consumption in w

1.6 W DC

Immunity to microbreaks

20 ms

Control circuit frequency

50...60 Hz +/- 10 %

Output contacts

1 C/O

Nominal output current

5 A

Maximum measuring cycle

150 ms measurement cycle as true rms value


5...20 % of threshold setting

Run-up delay at power-up

1000 ms DC|500 ms AC

Measurement accuracy

+/- 10 % of the full scale value

Repeat accuracy

+/- 0.5 % for input and measurement circuit|+/- 1 % for time delay

Measurement error

< 1 % over the whole range with voltage variation|0.2 %/°C with temperature variation


non reversible polarity on DC supply

Quality labels


Overvoltage category

III conforming to IEC 60664-1

[ui] rated insulation voltage

250 V conforming to IEC 60664-1|400 V conforming to IEC 60664-1

Operating position

any position without derating

Tightening torque

0.6...1 N.m conforming to IEC 60947...1

Housing material

self-extinguishing plastic

Operating rate

<= 360 operations/hour full load

[us] rated supply voltage

24...48 V 50/60 Hz, self-powered

Compatibility code


Electromagnetic compatibility

emission standard for industrial environments conforming to IEC 61000-6-4|emission standard for residential, commercial and light-industrial environments conforming to IEC 61000-6-3|immunity for industrial environments conforming to NF EN/IEC 61000-6-2


73/23/EEC - low voltage directive|89/336/EEC - electromagnetic compatibility

Vibration resistance

0.35 mm (f= 5-57.6 Hz) conforming to IEC 60068-2-6|1 gn (f= 57.6-150 Hz) conforming to IEC 60255-21-1

Shock resistance

5 gn conforming to IEC 60068-2-27

Pollution degree

3 conforming to IEC 60664-1

Dielectric test voltage

2 kV, 1 min AC 50 Hz conforming to IEC 60255-5|2 kV, 1 min AC 50 Hz conforming to IEC 60664-1

Non-dissipating shock wave

4 kV conforming to IEC 60255-5|4 kV conforming to IEC 60664-1|4 kV conforming to IEC 61000-4-5

Unit type of package 1


Number of units in package 1


Package 1 height

2.8 cm

Package 1 width

7.9 cm

Package 1 length

9.6 cm

Package 1 weight

88.0 g

Unit type of package 2


Number of units in package 2


Package 2 height

15.0 cm

Package 2 width

30.0 cm

Package 2 length

40.0 cm

Package 2 weight

4.664 kg


The product must be disposed on European Union markets following specific waste collection and never end up in rubbish bins
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