Range of produc

Harmony Control Relays

Relay type

Control relay

Product or component type

3-phase control relay

Network number of phases

3 phases

Relay name

RM22TA

Relay monitored parameters

Phase sequence Phase failure detection Asymmetry

Time delay type

Adjustable 0.1...30 s, +/- 10 % of the full scale value on crossing the threshold Tt

Switching capacity in VA

2000 VA

Measurement range

380...480 V voltage AC

Contacts type and composition

2 C/O

Reset time

1500 ms at maximum voltage

Maximum switching voltage

250 V AC

Minimum switching current

10 mA at 5 V DC

Maximum switching current

8 A AC

Supply voltage limits

304…576 V AC

operating limits

- 20 % + 20 % Un

Power consumption in VA

15 VA at 480 V AC 60 Hz

Voltage detection threshold

< 100 V AC

supply voltage frequency

50...60 Hz +/- 10 %

Output contacts

2 C/O

Setting accuracy of the switching threshold

+/- 10 % of the full scale

Switching threshold drift

<= 0.05 % per degree centigrade depending permissible ambient air temperature <= 1 % within the supply voltage range

Setting accuracy of time delay

10 P

Time delay drift

<= 0.05 % per degree centigrade depending permissible ambient air temperature <= 1 % within the supply voltage range

Hysteresis

2 % fixed of selectable

run-up delay at power-up

650 ms

Maximum measuring cycle

150 ms measurement cycle as true rms value

Threshold adjustment voltage

2...20 % of Un selected

Voltage range

380...480 V phase to phase

Adjustment of asymmetry threshold

5...15 % of Un selected

Repeat accuracy

+/- 0.5 % for input and measurement circuit +/- 3 % for time delay

Measurement error

< 1 % over the whole range with voltage variation < 0.05 %/°C with temperature variation

Response time

<= 300 ms

Overvoltage category

III conforming to IEC 60664-1 III conforming to UL 508

Insulation resistance

> 100 MOhm at 500 V DC conforming to IEC 60255-27

Mounting position

Any position

Connections - terminals

Screw terminals, 2 x 0.5...2 x 2.5 mm² (AWG 20...AWG 14) solid without cable end Screw terminals, 2 x 0.2...2 x 1.5 mm² (AWG 24...AWG 16) flexible with cable end Screw terminals, 1 x 0.5...1 x 3.3 mm² (AWG 20...AWG 12) solid without cable end Screw terminals, 1 x 0.2...1 x 2.5 mm² (AWG 24...AWG 14) flexible with cable end

Tightening torque

0.6…1 N.m conforming to IEC 60947-1

Housing material

Self-extinguishing plastic

Status LED

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

Mounting support

35 mm DIN rail conforming to IEC 60715

Electrical durability

100000 cycles

Mechanical durability

10000000 cycles

Utilisation category

AC-15 conforming to IEC 60947-5-1 DC-13 conforming to IEC 60947-5-1 AC-1 conforming to IEC 60947-4-1 DC-1 conforming to IEC 60947-4-1

Safety reliability data

MTTFd = 388.1 years B10d = 350000

Contacts material

Cadmium free

Width

22.5 mm

Net weight

0.09 kg

Immunity to microbreaks

10 ms

Electromagnetic compatibility

Immunity for residential, commercial and light-industrial environments conforming to IEC 61000-6-1 Immunity for industrial environments conforming to IEC 61000-6-2 Emission standard for residential, commercial and light-industrial environments conforming to IEC 61000-6-3 Emission standard for industrial environments conforming to IEC 61000-6-4 Electrostatic discharge - test level: 6 kV level 3 (contact discharge) conforming to IEC 61000-4-2 Electrostatic discharge - test level: 8 kV level 3 (air discharge) conforming to IEC 61000-4-2 Radiated radio-frequency electromagnetic field immunity test - test level: 10 V/m level 3 conforming to IEC 61000-4-3 Electrical fast transient/burst immunity test - test level: 4 kV level 4 (direct) conforming to IEC 61000-4-4 Electrical fast transient/burst immunity test - test level: 2 kV level 4 (capacitive coupling) conforming to IEC 61000-4-4 Surge immunity test - test level: 4 kV level 4 (common mode) conforming to IEC 61000-4-5 Surge immunity test - test level: 2 kV level 4 (differential mode) conforming to IEC 61000-4-5 Conducted and radiated emissions class B group 1 conforming to CISPR 11 Conducted and radiated emissions class B conforming to CISPR 22

Standards

IEC 60255-1

product certifications

GL EAC CCC CE CSA UL RCM

Ambient air temperature for storage

-40…70 °C

Ambient air temperature for operation

-20…50 °C at 60 Hz -20…60 °C at 50 Hz AC/DC

Relative humidity

93…97 % at 25…55 °C conforming to IEC 60068-2-30

Vibration resistance

0.075 mm (f= 10…58.1 Hz) not in operation conforming to IEC 60068-2-6 1 gn (f= 10…58.1 Hz) not in operation conforming to IEC 60068-2-6 0.035 mm (f= 58.1…150 Hz) in operation conforming to IEC 60068-2-6 0.5 gn (f= 58.1…150 Hz) in operation conforming to IEC 60068-2-6

Shock resistance

15 gn (duration = 11 ms) for not in operation conforming to IEC 60068-2-27 5 gn (duration = 11 ms) for in operation conforming to IEC 60068-2-27

IP degree of protection

IP20 (terminals) conforming to IEC 60529 IP40 (housing) conforming to IEC 60529 IP50 (front panel) conforming to IEC 60529

Pollution degree

3 conforming to IEC 60664-1 3 conforming to UL 508

Dielectric test voltage

2.5 kV, 1 min AC 50 Hz conforming to IEC 60255-27

Unit Type of Package 1

PCE

Number of Units in Package 1

1

Package 1 Height

2.6 cm

Package 1 Width

8.2 cm

Package 1 Length

9.5 cm

Package 1 Weight

104.0 g

Unit Type of Package 2

S02

Number of Units in Package 2

40

Package 2 Height

15.0 cm

Package 2 Width

30.0 cm

Package 2 Length

40.0 cm

Package 2 Weight

4.47 kg

Unit Type of Package 3

P06

Number of Units in Package 3

640

Package 3 Height

75.0 cm

Package 3 Width

60.0 cm

Package 3 Length

80.0 cm

Package 3 Weight

82.34 kg

Warranty

18 months