18
3 SERIES RETROFIT – INSTRUCTION MANUAL
735/737 RELAYS
CHAPTER 1: OVERVIEW
The following table describes 735 and 737 options, and the equivalent 350 options and
order codes. In some cases the 350 options have changed from those available for 735/
737 relays, so read the descriptions carefully.
NOTE
Note
Order codes are subject to change without notice. See the GE Multilin website at:
http://
www.gegridsolutions.com/multilin
for up-to-date order codes.
Feature
735/737 order code options
350 order code options
Function
735
-55HI485
735: Standard 735 Relay with 50/51,
50G/51G protection
737: 737 Relay (same as 735 with 8
additional output relays)
350EP0G0HE-
E
-NNSNDN
E: Extended configuration: User
selectable 49, 50P(2), 50G/SG(2),
50N(2), 51P(1), 51G/SG(1),
51N(1)
Phase CT Range
735-
5
-5HI485
1: 1 A Phase CT Secondaries 5: 5 A
Phase CT Secondaries
350E-
P0
-G0HEENNSNDN
P0: P0 user selectable 1/5 A three-
phase current inputs
Ground CT
Range
7355-
5
-HI485
1: 1 A Ground CT Secondaries 5: 5 A
Ground CT Secondaries
350EP0-
G0
-HEENNSNDN
G0: user selectable 1/5 A Ground
current input (0.02 - 20 × CT)
Power Supply
73555-
HI
-485
HI: 90 to 300 V DC; 70 to 265 V AC at
50/60 Hz
LO: 20 to 60 V DC; 20 to 48 V AC at
50/60 Hz
350EP0G0-
H
-EENNSNDN
H: 110 - 250 VDC
110 - 230 VAC
L: 28 - 48 VDC
Comms
73555HI-
485
485: RS485 2-wire communications
(standard)
422: RS422 4-wire communications
(optional)
350EP0G0HEENN-
SN
-DN
SN: Standard: Front USB, Rear
RS485: Modbus RTU, DNP3.0, IEC
60870-5-103
