GE MDP

1-
2
MDP Digital Time Overcurrent Relay GE Power Management
1 INTRODUCTION GEK-100682D
1
Figure 1–1: SINGLE-LINE DIAGRAM
1.2 ORDER CODES
MDP
S S S S S
0
No communications or control inputs
(Block Ground, Block Instantaneous, Breaker Status)
1 Control Inputs and communications upgrade socket
2 CommNet
3 Modbus RTU
4RS232
5RS485
1 5 A nominal, 0.5 to 4.375 A ground, 1.5 to 13.125 A phase
2 5 A nominal, 1.5 to 13.125 A ground, 1.5 to 13.125 A phase
3 5 A nominal, 0.1 to 0.875 A ground, 1.5 to 13.125 A phase
4 1 A nominal, 0.1 to 0.875 A ground, 0.3 to 2.625 A phase
5 1 A nominal, 0.3 to 2.625 A ground, 0.3 to 2.625 A phase
6 1 A nominal, 0.05 to 0.4375 A ground, 0.3 to 2.625 A phase
7 5 A nominal, 0.5 to 4.375 A ground and phase
1 24 to 48 V DC
2 48 to 125 V DC, 35 to 120 V AC
3 110 to 250 V DC, 85 to 240 V AC
00000 Reserved
D Revision Level
707750A1.CDR
BUS 1
TRANSFORMER 1
FEEDER
NO. 1
FEEDER
NO. 3
FEEDER
NO. 2
50/51
50/51
50/51 50/51
Courtesy of NationalSwitchgear.com