User`s guide

Volume 3—Power Distribution and Control Assemblies CA08100004E—November 2013 www.eaton.com V3-T9-205
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9.4
Metering Devices, Protective Relays, Software and Connectivity
Protective Relays
Technical Data and Specifications
Product Specifications
Current Inputs
●
CTs: 5A secondary
●
CT burden:
●
<0.004 ohm at rated
current (5A)
●
<0.1 VA at rated
current (5A)
●
I
n
: 5A (Secondary) or
CT (Primary)
●
Saturation: 30 x I
n
●
CT thermal ratings:
●
10A continuous
●
500A for 1 second
CT (Primary) Settings Available
●
Phase:
5/10/25/50/75/100/150/200/
250/300/400/500/600/630/
800/1000/1200/1250/1500/
1600/2000/2400 2500/
3000/3200/4000/5000
Input Voltage
●
Nominal:
●
48–250 Vdc
●
120–240 Vac 50/60 Hz
●
Operating range:
●
28–280 Vdc
●
90–254 Vac 50/60 Hz
Power Consumption
Output Trip Contacts
●
Momentary:
●
Make 30A AC/DC for
0.25 seconds
●
Break 0.25A at 250 Vdc
●
Break 5A at 120/240 Vac
●
Continuous:
●
5A at 120/240 Vac
●
5A at 30 Vdc
●
Meets ANSI C37.90,
Paragraph 6.7
Environmental Conditions
●
Operating temperature:
–22ºF to +131ºF
(–30ºC to +55°C)
●
Operating humidity:
0–95% relative humidity
(noncondensing)
●
Storage temperature:
–40ºF to +158ºF
(–40°C to +70°C)
Auxiliary Alarm Contacts
●
5A continuous at 120/
240 Vac, 30 Vdc
●
5A break at 120/240 Vac,
30 Vdc
Tests
●
Dielectric strength,
current inputs:
●
3000 Vac for 1 minute
●
Phase-to-phase
●
Seismic test: Meets
requirements for UBC
®
and
California Building Code
Zone 4. ZPA = 3.5
Communications
●
Eaton’s PowerNet
compatible
●
Built-in INCOM
●
Data rate is 1200 or
9600 baud
Drawout Case
●
Refer to Page V3-T9-215
for drawout case
dimensions
Terminal Block
●
Make/break rating:
●
10A at 240 Vac nominal
●
0.25A at 280 Vdc
maximum
●
Terminal wire gauge:
No. 14 to No. 10 AWG
●
Screw torque
requirements:
18-inch-pounds
Wiring Diagrams
Self-Balancing Differential
Protection
Conventional Phase
Differential Protection
24 48 125 250 120 240
Vdc
10W
Vdc
10W
Vdc
10W
Vdc
10W
Vac
10 VA
Vac
18 VA
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X
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