GE B30 Communications Manual page 17
Universal relay family
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Also See for B30:
- Instruction manual (633 pages) ,
- Communications manual (526 pages) ,
- Technical reference manual (252 pages)
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CHAPTER 1: INTRODUCTION
Feature
Rule
Max B30 B90 C30 C60 C70 D30 D60 F35 F60 G30 G60 L30 L60 L90 M60 N60 T35 T60
Pilot Schemes
1
Pilot
blocking
(1P)
Pilot
blocking
1 (1P)
Pilot
DCUB
Pilot
DUTT (1P)
Pilot
Hybrid
POTT (1P)
Pilot
POTT (1P)
Pilot
POTT1
(1P)
Pilot
PUTT (1P)
Pilot
POTT
Pilot
POTT3
Pilot
blocking
3 (DCB3)
Platform
256 32
Direct I/O
Power Swing
1
Detect
Precision
3
Time Protocol
(1588)
Reduced
1
Voltage
Starting
Restricted
# of
6
Ground Fault
elements;
0 if L90
has no
inzone
transfor
mer
RRTD
12
Protection
RTD
48
Protection
Security
1
Selector
2
Switch
Sensitive
# of
2
Directional
elements
Power
if at least
one VT
bank
Setting
6
Groups
UR FAMILY – COMMUNICATIONS GUIDE
256 64
32
32
32
1
3
3
3
3
3
3
1
1
1
1
1
1
2
2
2
2
2
2
6
6
6
6
6
1
1
1
1
1
1
1
1
1
32
32
32
32
32
1
1
3
3
3
3
3
3
4
4
4
12
48
1
1
1
1
1
1
2
2
2
2
2
2
2
2
2
2
6
6
6
6
6
6
FEATURES PER PRODUCT
1
1
1
1
1
1
1
1
32
32
64
32
32
1
1
1
1
3
3
3
3
3
3
1
4
6
6
12
12
48
48
1
1
1
1
1
1
2
2
2
2
2
2
2
2
2
2
6
6
6
6
6
6
1-11
1
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