 |
|
| |
Phase Failure |
| |
Unbalance |
| |
Phase sequence |
| |
Overloading and Dry running Auto / Manual Reset |
| |
Adjustable current trip settings |
| |
Selectable overload characteristics |
| |
1CO/2CO output relay |
| Supply Voltage |
| |
System |
: |
100-120/220-240/380-440V AC ±20% |
| |
Auxillary |
: |
110/240/380/415/440 V AC/ 24 V AC/DC ±20%, 50 / 60 Hz |
|
|
| Output Relay Contact |
: |
1 CO (2 C0) |
|
| Input |
: |
From CTS |
|
| Trip Setting |
|
|
| |
Phase to phase unbalance |
: |
50% of motor Current |
| |
Under current (Dry running) |
: |
50%/75% of set current |
| |
Overload |
: |
Above 120% of set current (IDMTL) |
| |
UV/OV |
: |
N.A. |
|
|
| Trip Time Delay |
| |
On phase failure |
: |
5.5 secs. ± 1.5 secs. |
| |
For overloading |
: |
As per selectable inverse time Characteristics
2 / 5 secs (10 secs.) |
| |
UV/OV RP |
: |
N.A. |
|
| Resetting |
: |
Auto / Manual / Remote |
|
| Approx Weight |
: |
425 gms. |
|
|
| Dimensions (mm) |
| |
Overall (L x W x D) |
: |
76 x 56.5 x 117.5 |
| |
Mounting (L x W) |
: |
67 x 46  / 35 mm rail Mounting |
|
|
| Note: |
|
Wherever not specified Contact Rating : 5A @ 230 V AC (resistive) |
|
|
| Selection Chart For CTS |
Times full Load Current |
 |
 |
|
Timing/ Relay logic Diagram
|
Electrical Connection Diagram
|
 |
 |
Relay contact position shown in 'Power off' condition |
Suitable for Panels in Following Apllications:
|
Submersible Pump Control Panels. |
|
Air Handling Unit Fans. |
|
Belt Conveyor Motor panels for zero speed sensing. |
|
| |
|
|
