Megger SVERKER 750 User manual

1
Relay Test Unit
SVERKER 750/780
Bob van Evelingen
www.programmabob.nl
Programmabob.nl
Relay
TheThe TOTAL SYSTEMTOTAL SYSTEM
has to operate correctlyhas to operate correctly
SVERKER 750/780

2
Programmabob.nl
Auxiliary Supply
I>
I
Aux. Supply
Trip
Protection Relay
Programmabob.nl
Phase Angle Control
I>
I
Aux. Supply
U
Phase angle Control
Trip
Protection Relay
Frequence Control

3
Programmabob.nl
Programmabob.nl
History - SVERKER 750/780

4
Programmabob.nl
User’s Manual SVERKER
SVERKER 780
SVERKER 750
Programmabob.nl
Compare SVERKER 750/780
SVERKER 780
SVERKER 750

5
Programmabob.nl
Front Panel SVERKER 750
Programmabob.nl
Front Panel SVERKER 780

6
Programmabob.nl
On/Off + Time
Programmabob.nl
Control Current & Voltage

7
Programmabob.nl
Control Current & Voltage
0-100A AC
0-250V AC
0-300V DC
0-40A AC
0-10A AC
Programmabob.nl
Ammeter & Voltmeter

8
Programmabob.nl
Testing Protection Relays
I
Protection Relay
Trip
U
Overcurrent
Over-/ Undervoltage
Programmabob.nl
Trip-Time Relays

9
Programmabob.nl
Trip-Time Relays
ON+TIME
OFF+TIME
Programmabob.nl
HOLD-function

10
Programmabob.nl
Fine Control
25
Max 2A !!
Programmabob.nl
Sensitivity Control SVERKER
10A 7A Max.2A Ratio
1 : 2,5
= Max.5A !!!
F2
Rx/Cx
Example 2:
R100 Imax = 0,7A
Output SVERKER
Imax = 1,75A
Example 1:
0-10Aoutput
0
%
Ext. connection
2510,5