AUMSHIVAY ENGINEERING PRIVATE LIMITED
B-21, Bhan Nagar, Queens Road, Jaipur-302021
Website: www.aumshivay.com, www.omengineering.in
E-mail:[email protected]
PAGE. 17
REG. OFFICE:VILLA NO. 60,LATA NAGAR, KALWAR ROAD, JHOTWARA, JAIPUR - 302012
TM
TM
Features;
Zero Sequence voltage protection
LCD 16 (2x8) characters display
Over / Under voltage protection
Over / Under frequency protection
Positive / negative sequence voltage protection
Time tagged multiple event recording
Oscillographic wave form capture
Modbus RTU / IEC870-5-103 Communication Protocol
Element
Instantaneous output :
= £ 0.03s
Trip time delay :
tVo> = (0.05 - 60)s, step 0.01s
1-27 (V1<): Positive
Sequence Undervoltage
Element
Function enabling :
= Enable - Disable
Setting range :
V1< = (0.02 - 1.5)Vn, step 0.01Vn
Instantaneous output :
= £ 0.03s
Trip time delay :
tV1<= (0.05 - 60)s, step 0.01s
1 - 47 (V2>): Negative
Sequence (Unbalanced)
Overvoltage Element
Function enabling :
= Enable - Disable
Setting range :
V2> = (0.1 - 1.5)Vn, step 0.01Vn
Instantaneous output
: = £ 0.03s
Trip time delay :
tV2<= (0.05 - 60)s, step 0.01s
Characteristics
Accuracy at reference value of influencing factors:
2% Un (for measurements)
2% + (to=20-30ms) (for times)
Rated Voltage:
Un = (50 - 400)Vac phase to phase.
Voltage Overload:
2Un for 1sec
Burden on voltage input:
0.2 VA/phase at Un
Average power supply consumption :
<7 VA
Output relays:
A.C. resistive switching = 1500W (400V max)
make = 30 A (peak) 0.5 sec.
break = 0.3 A, 110 Vcc,
L/R = 40 ms (100.000 op.)
Power Supply
Type 1
: 24 ¸ 110V A.C.(±20%) - 24 ¸ 125V D.C. (±20%)
Type 2 :
80 ¸ 220V A.C.(±20%) - 90 ¸ 250V D.C. (±20%)
Accessories
*Two Under Voltage elements.
*Two Over Voltage elements.
*One Under Frequency element.
*One OverFrequency element.
*One Zero Sequence Overvoltage Element.
*
One Negative Sequence Overvoltage Element.
*One Positive Sequence Undervoltage Element
*Time tagged multiple event recording.
*Oscillographic wave form capture
*Modbus RTU / IEC870-5-103 Communication Protocols
*Display LCD 16 (2x8) characters.