RM4TG20 TELEMECANIQUE, RM4TG20 Datasheet - Page 20

• Manufacturer Part Number: RM4TG20
• Description: PHASE MONITORING RELAY, DPDT-2CO, 484VAC
• Manufacturer: TELEMECANIQUE
• Series: RM4r

Specifications of RM4TG20

• Contact Configuration: DPCO
• Phase Type: 3 Phase
• Supply Voltage Max: 484VAC
• Switching Voltage Max: 440VAC
• Relay Mounting: DIN Rail
• Length/height, External: 78mm
• External Width: 22.5mm
• External Depth: 80mm
• Carry Current: 8A

Presentation :
pages 3/44 to 3/46
References :
page 3/48
Dimensions, schemes :
page 3/49
Type of relay
Output relay and operating characteristics
Number of C/O contacts
Output relay state
Accuracy of switching
threshold setting
Switching threshold drift
Accuracy of time delay
setting
Time delay drift
Hysteresis
Measuring cycle
Measuring input characteristics
Minimum operational voltage (1)
Maximum permissible
voltage between phases
(1) Minimum voltage required for operation of indicators and of the time delay.
Zelio Control - measurement and control relays
3-phase supply control relays RM4-T
Characteristics
As % of the set value
Depending on the
permissible ambient
temperature
Within the
measuring range
As % of the full scale
value
Within the
measuring range
Depending on the
rated operational
temperature
Fixed
L1 L2
or
L2 L3
or
L1 L3
L1 L2 L3
ms
V
V
RM4-TG
2
Energised during
fault free
operation.
De-energised or
unable to
energise on
detection of
rotational direction fault or
fault or failure of
one or more
phases
–
–
–
–
–
–
–
140
580
80
2
Energised during
fault free
operation.
De-energised on
detection of
undervoltage or
rotational direction undervoltage or
failure of one or
more phases
degree centigrade degree centigrade degree centigrade
degree centigrade degree centigrade degree centigrade
About 5 % of the
de-energisation
threshold
RM4-TU01: 160
RM4-TU02: 290
RM4-TU01: 300
RM4-TU02: 580
RM4-TU
3 %
0.06 % per
0.5 %
10 %
0.5 %
0.07 % per
80
operation.
threshold
RM4-TR
2
Energised during
fault free
De-energised on
detection of
overvoltage,
rotational
direction fault or
phase failure
About 5 % of the
de-energisation
RM4-TR31,
RM4-TR33: 160
RM4-TR32,
RM4-TR34: 290
RM4-TR31,
RM4-TR33: 300
RM4-TR32,
RM4-TR34: 580
3 %
10 %
0.06 % per
0.5 %
0.5 %
0.07 % per
80
Te
RM4-TA
RM4-TA3i: 2
RM4-TA0i: 1
Energised during
fault free
operation.
De-energised on
detection of
asymmetry
fault, phase
failure or
rotational
direction fault
About 50 % of the
asymmetry
percentage
RM4-TA01,
RM4-TA31: 160
RM4-TA02,
RM4-TA32: 290
RM4-TA01,
RM4-TA31: 300
RM4-TA02,
RM4-TA32: 580
3 %
0.06 % per
0.5 %
10 %
0.5 %
0.07 % per
80
3/47
3