ABB Relion 650 Series Product Manual page 51

Transformer protection RET650
Version 1.1 ANSI
Hardware
IED
Table 58. Degree of protection of flush-mounted IED
Description
Front side
Table 59. Degree of protection of the LHMI
Description
Front and side
Dimensions
Table 60. Dimensions
Description
Width
Height
Depth
Weight box
Weight LHMI
Inverse time characteristics
Table 61. ANSI Inverse time characteristics
Function
Operating characteristic:
æ ö
A
ç ÷
= + ×
t B td
( )
ç ÷
P
-
è ø
I 1
EQUATION1651 V1 EN-US
I = I /I
measured set
ANSI Extremely Inverse
ANSI Very inverse
ANSI Normal Inverse
ANSI Moderately Inverse
ANSI Long Time Extremely Inverse
ANSI Long Time Very Inverse
ANSI Long Time Inverse
ABB Power Grids
GUID-59B01F47-1193-4243-B78C-EC6149CFA107 v13
M12388-1 v6
Range or value
td = (0.05-999) in steps of 0.01 unless otherwise stated
A=28.2, B=0.1217, P=2.0
A=19.61, B=0.491, P=2.0
A=0.0086, B=0.0185, P=0.02, tr=0.46
A=0.0515, B=0.1140, P=0.02
A=64.07, B=0.250, P=2.0
A=28.55, B=0.712, P=2.0
td=(0.05-999) in steps of 0.01
A=0.086, B=0.185, P=0.02
© Copyright 2011 ABB Power Grids. All rights reserved
Value
IP 40
Value
IP40
Value
8.66 inches (220 mm)
10.47 inches (265.9 mm), 6U
9.82 inches (249.5 mm)
<22.04 lbs (10 kg), 6U
2.87 lbs (1.3 kg), 6U
1MRK 504 127-BUS B
IP15796-1 v1
SEMOD53385-1 v1
GUID-33B28FB3-7FCF-4DEC-A194-C79D725805D6 v5
IP15797-1 v2
Accuracy
-
ANSI/IEEE C37.112,
class 5 + 40 ms
51