ABB REF615 Product Guide

ABB 17
Feeder Protection and Control
REF615
Product version: 2.0
1MRS756379 D
Table 6. Power Supply
Type: Type 1 Type 2
U
aux
nominal 100, 110, 120, 220, 240 V AC,
50 and 60 Hz
48, 60, 110, 125, 220, 250 V DC
24, 30, 48, 60 V DC
U
aux
variation 38...110% of U
n
(38...264 V AC)
80...120% of U
n
(38.4...300 V
DC)
50...120% x U
n
(12...72 V DC)
Start-up threshold 19.2 V DC
(24 V DC * 80%)
Burden of auxiliary voltage supply
under quiescent (Pq)/operating
condition
<8.4 W/13 W
Ripple in the DC auxiliary voltage Max 12% of the DC value (at frequency of 100 Hz)
Maximum interruption time in the
auxiliary DC voltage without
resetting the IED
50 ms at U
aux
rated
Fuse type T4 A/250 V
18. Technical data
Table 5. Dimensions
Description Value
Width frame 179.8 mm,
case 164 mm
Height frame 177 (4U)
case 160 mm
Depth 194 mm (153 +41 mm)
Weight IED 3.5 kg
spare unit 1.8 kg

ABB REF615 Specifications

General

Type	Feeder Protection Relay
Rated Frequency	50/60 Hz
Rated Current	1 A / 5 A
Communication Protocols	IEC 61850, Modbus, DNP3
Mounting	DIN-rail mounting
Operating Temperature Range	-25°C to +55°C
Protection Functions	Overcurrent, Earth-fault, Thermal overload
Inputs	3-phase current, 3-phase voltage
Enclosure	IP54 (front), IP20 (back)