Micom p139 Over Current Relay

AL- ALBABTAIN Record no.BABTAIN :

SITE INSPECTION AND TEST RECORD Description:

Order no.:

OVER CURRENT RELAY MICOM P139 Customer:

End Client:

SEC-COA

SEC-COA

Site:

1 of 4

Panel / Designation / Location no.:

S/S 8153 PP

Sheet:

13.8 Kv Switchgear  Section-A

Project no.:

11031066/00

P

1. GENERAL DATA AND INFORMATION:

Circuit Reference : ________________

Designation

: _______________ 

Manufacturer

:

Schneider Electric

Serial No.

: _______________ 

Model No.

:

P139 / 40TE

Frequency

:

Aux. Voltage

:

Draw. & Sh. No. : ________________ CT Ratio

60 HZ (48 - 250) Vac/dc

:

2. MECHANICAL CHECKS AND VISUAL INSPECTION: ITEM

DESCRIPTION

CHECKED

1

Inspec spectt fo for phys physic icaal dam damage / defect fects. s.

2

Verify Co Connecti ection onss as per appr pproved ved draw drawin ings gs..

3

Check ti tight ghtness of of al all co connection ions.

5

Check apparatus lists.

7

Test est Sw Switc itch che checcked ked fo for co correct ect fun funcction tion..

8

Check case earthing.

3. OPERATING DC SUPPLY CURRENT :

DC VOLT.(V)

DC CURRENT W/O FAULT(mA)

DC CURRENT DURING FAULT(mA)

(Relays de-energized/energized): de-energized/energized): 40 TE case: approx. 12.6 W / 34.1 W (Relays de-energized/energized): de-energized/energized): 84 TE case: approx. 14.5 W / 42.3 W Technical Data page: 2-17  4. ELECTRICAL TESTS:

(With relay energized condition) Measured auxiliary supply. Clock set at local time. Time maintained when auxiliary supply removed. Relay healthy (green) LED working. Trip (red) LED working. rating: continuous 4 Inom Note for testing: Load rating:

For 10 s: 30 Inom For 1 s: 100 Inom Nominal surge current: 250 I nom 5. INPUTS AND OUTPUTS TESTS: Tested by: Name : ENG/

HARI KUMAR

Signature & Date:

Witnessed by: Name ENG/ Signature & Date:

CALCULATED WATT(W)

AL- ALBABTAIN Record no.BABTAIN :

SITE INSPECTION AND TEST RECORD Description:

Order no.:

OVER CURRENT RELAY MICOM P139 Customer:

End Client:

SEC-COA

Sheet:

SEC-COA

Site:

2 of 4

Panel / Designation / Location no.:

S/S 8153

Project no.:

13.8 Kv Switchgear  Section-A

11031066/00

Binary inputs:

Type

BI

X 241

U_1…. U_24

V

U_1 …. U_4

X Binary Output :

Result

U_01...U_06

Type

BO

Result

V

K_1……..K8

X

K_01…..K_06

6. Measurements Accuracy checks:

Applied Value

Expected Value ( A )

0.1In

120

0.5In

600

1 In

1200

1.5In  Deviation measurement : ± 1 % at 20°C

Displayed value ( A )

1800

Technical Data page: 2-14 Elements

Trigger

Reset Ratio

±5%

approx. 0.95

Time Deviation

Phase Over current element & Earth fault

DMT : ± 1% + 20 ms to 40 ms

IDMT : ± 5 % + 10 to 25 ms at I>2Iref 

 Note: for "extremely inverse" IEC characteristics and for thermal overload characteristics: ± 7.5 % + 10 to 20 ms Operate time for relay is ≤40 ms, Technical Data page: 2-11……2-13 7.1) DT PICK UP AND DROP OFF ( I> & IN> Sensitivity Test ) :

OVER CURRENT RELAY

Current

R

Setting

P/U

Y D/O

P/U

Reset

B D/O

P/U

D/O

Ratio

0.5 In

Current Setting

1.0 In

0.2In 0.4In

1.2 In

0.8In

E/F RELAY P/U

D/O

7.2) DT TIME CHARACTERISTIC TEST ( I> & IN> ) :

Time Setting (s)

R

OVER CURRENT RELAY Y

3 Tested by: Name : ENG/

HARI KUMAR

Signature & Date:

Witnessed by: Name ENG/ Signature & Date:

B

E/F RELAY

Ratio

AL- ALBABTAIN Record no.BABTAIN :

SITE INSPECTION AND TEST RECORD Description:

Order no.:

OVER CURRENT RELAY MICOM P139 Customer:

End Client:

SEC-COA

Sheet:

SEC-COA

Site:

3 of 4

Panel / Designation / Location no.:

S/S 8153

Project no.:

13.8 Kv Switchgear  Section-A

11031066/00

20 40 7.3) DT PICK UP AND DROP OFF ( I>> & IN>> Sensitivity Test ) :

OVER CURRENT RELAY

Current

R

Setting

P/U

Y D/O

P/U

Reset

B D/O

P/U

D/O

Ratio

0.8 In

Current Setting

1.5 In

0.5In 0.8In

2.0 In

1.0In

E/F RELAY P/U

D/O

Ratio

7.4) DT TIME CHARACTERISTIC TEST ( I>> & IN>> ) :

Time Setting (s)

OVER CURRENT RELAY Y

R

E/F RELAY

B

0 50 7.5) DT PICK UP AND DROP OFF (I>>> & IN>>> Sensitivity Test ) :

OVER CURRENT RELAY

Current

R

Setting

P/U

Y D/O

P/U

Reset

B D/O

P/U

D/O

Ratio

1.0 In

Current Setting

2.0 In

1.0In 1.3In

3.0 In

2.0In

E/F RELAY P/U

D/O

7.6) DT TIME CHARACTERISTIC TEST (I>>> & IN>>> ) :

Time Setting (s)

R

OVER CURRENT RELAY Y

B

E/F RELAY

0 50

7.7) IDMT CHARACTERISTICS TEST ( I> & IN> ) :

Time multiplier = 1 Function Tested by: Name : ENG/

HARI KUMAR

Signature & Date:

Operating Time (s) Witnessed by: Name ENG/ Signature & Date:

Ratio

AL- ALBABTAIN Record no.BABTAIN :

SITE INSPECTION AND TEST RECORD Description:

Order no.:

OVER CURRENT RELAY MICOM P139 Customer:

End Client:

SEC-COA

Sheet:

SEC-COA

Site:

4 of 4

Panel / Designation / Location no.:

S/S 8153

13.8 Kv Switchgear  Section-A

Current

Injected

Calculated

0.2In

2*Is Current

10.02(s) Value

0.2In

10*Is

2.970

0.2In

2*Is

13.5

0.2In

10*Is

1.5

0.2In

2*Is

26.67

0.2In

10*Is

0.808

IEC LTI

0.2In

2*Is

120

Curve

0.2In

10*Is

13.33

IEC SI Curve

IEC VI Curve

IEC EI Curve

Project no.:

R

11031066/00

Y

B

N

7.8) TIME MULTIPLIER TESTS ( IN> ) :

IN> = 0.2In I inject = 2 Is

Curve: SI Time multiplier 0.2 0.5

N

Calculated Value 2.01 5.03

7.9) Breaker Failure Protection (50BF)

Current ( A )

Phase

Set

Pickup

Stage 1 Drop-off

Set

Optd

Stage 2 Set

R  Y

20% In

150 ms

300 ms

80% In

500 ms

1.0 sec

B R  Y B • • •

Communication with PC Check : _______________  Event Record Check : _______________  Disturbance Record Check : ________________ 

Tested by: Name : ENG/

HARI KUMAR

Signature & Date:

Witnessed by: Name ENG/ Signature & Date:

Optd

Remark