R-Series - UL1077 Supplementary Protector -
3 pole B-Trip
B, C and D Trip, Less than 10A
E301611
Three Pole
Standard Pack:
12
Weight:
0.5A - 63A: 1.6kg (3.54 lb.)
Rated
Current
0.5A
1.0A
2.0A
3.0A
4.0A
5.0A
6.0A
8.0A
10A
12A
13A
15A
16A
20A
25A
30A
32A
40A
50A
60A
63A
Type/
Cat. No.
3BU05R
3BU1R
3BU2R
3BU3R
3BU4R
3BU5R
3BU6R
3BU8R
3BU10R
3BU12R
3BU13R
3BU15R
3BU16R
3BU20R
3BU25R
3BU30R
3BU32R
3BU40R
3BU50R
3BU60R
3BU63R
120
60
40
20
Minutes
10
8
6
4
2
1
40
20
10
5
Tripping time t
1
0.5
Seconds
0.05
0.1
0.01
B C
1
1.13 1.45
2
3
4
Multiple of Rated Current
D
5 6 7 8 9 10 12 14 16 20
B, C and D Trip, 10A and higher
7200
3600
2400
1200
Minutes
96.1 (3.80 in.)
85.5 (3.37 in.)
600
480
360
240
120
60
40
20
10
5
45 (1.77 in.)
Tripping time t
6.5 (0.26 in.)
Seconds
44 (1.73 in.)
60 (2.36 in.)
77 (3.03 in.)
52.5 (2.07 in.)
1
0.5
0.05
0.1
Voltage Rating
Short Circuit Withstand Rating
(UL - Ratings)
Interrupting Capacity
(IEC/EN60898/60947-2)
Calibration Temperature
Operating Temperature
Storage Temperature
Terminal Size Acceptability:
Solid Wire
Stranded Wire
Terminal Torque
Terminal Protection Degree
Vibration Resistance
480Y/277VAC
0.5-6A (RC): 10kA with no back-up fuse
8-63A (RC): 10kA with UL-listed
Class J back-up fuse; 5kA with no back-up fuse
0.5-63A (RC): 10kA
30°C (86°F)
-25° to 60°C (-13° to 140°F)
-25° to 75°C (-13° to 167°F)
18 AWG -10 AWG
18 AWG -3 AWG (Line/Load reversible)
2.8 Nm (25 lb-in.)
IP20
3g (18-50Hz)
All
All
Trip
Curve
0.01
B C
1
1.13 1.45
2
3
4
Multiple of Rated Current
D
5 6 7 8 9 10 12 14 16 20
short circuit WithstAND rAtiNgs for
r-series supplemeNtAry protector
Backup Protection
Amp
Range
0.5 - 6A
8 - 63A
UL-Listed
No Backup Fuse
Class J Fuse
Required
up to 10kA
up to:
4xRC*
4xRC*
10kA
5kA
*up to nearest rated current
