ETC2 LB404P Enclosed isolators 3, 4, 6 and 8 pole Datasheet

Enclosed Isolators
3, 4, 6 and 8 Poles
Box 1 (20 to 40 A):
Box 3 (100 to 125 A):
Box 2 (63 to 80 A) and (25 to 40 A 4PBB):
Change Over Box:
Rotary Isolator (Load Break Switch) Dimensions
Box Size
Height
Width
Depth
Depth
(Including Switch)
1
(20 to 40 A)
125
100
70
118
2
(63 to 80 A) and 25 to 40 A 4PBB)
175
125
90
134
280
190
130
190
3
(100 to 125 A)
Change Over Box
Dimensions : Millimetres
AC-21 Switch Ratings
Canadian Standards:
CAN / CSA-C22.2 No.14
American Standards:
UL508
IEC and European
Standards:
IEC 60947-1 and 3, EN60947, VDE 0660-107
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Page <1>
26/05/12 V1.1
Enclosed Isolators
3, 4, 6 and 8 Poles
Isolator Rating
(AC-21)
Measure
Switch
Code
LB20
LB25
LB32
LB40
LB63
LB80
LB100
LB125
690
690
690
690
690
690
690
690
600
600
600
600
600
600
600
600
750
750
750
750
750
750
750
750
KV
6
6
6
6
6
6
6
6
A
16
20
25
32
40
63
100
125
16
20
25
32
40
63
20
25
32
40
63
80
100
125
16
20
25
32
40
63
5.5
7.5
11
15
22
30
11
15
37
45
45
55
5.5
7.5
11
18.5
22
11
18.5
22
30
37
37
45
Rated Operational Voltage, UE
IEC / EN / VDE
UL / CSA
V
Volts
Main Switch:
Isolating Voltage up to
Resistance to Surge
Pulse Voltage, Uimp
Rated Uninterrupted
Current, Iu
Amperes
Rated Uninterrupted Current, Ie
AC-22
IEC / EN /
VDE
AC-21 A
AC-1
Amperes
A
UL / CSA
Rated Operational Power at 50 to 60 Hz (IEC / EN / VDE)
AC-23 A
3 Phase
3 Pole
IEC / EN /
VDE
AC-3 A
3 Phase
3 Pole
220 to 240 V
3
4
380 to 440 V
5.5
7.5
7.5
11
2
3
4
380 to 440 V
3
5.5
7.5
500 to 690 V
5.5
7.5
11
A
16
25
25
32
40
63
100
125
kA
5
5
30
30
30
30
30
30
120 V
1.5
1.5
3
3
5
7.5
7.5
7.5
240 V
3
3
7.5
7.5
10
15
15
15
7.5
7.5
15
20
20
25
30
40
10
10
20
25
30
30
40
50
120 V
0.5
0.5
1.5
2
3
4.5
3
3
240 V
1.5
1.5
2
3
4
6
7.5
7.5
500 to 690 V
220 to 240 V
kW
18.5
22
30
Short Circuit Capacity (IEC / EN / VDE)
Maximum Fuse Size
(Type gL)
Rated Fused Short
Circuit Current
Amperes
UL / CSA Power Rating
3 Phase,
3 Pole
DOL
480 V
600 V
1 Phase
HP
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Page <2>
26/05/12 V1.1
Enclosed Isolators
3, 4, 6 and 8 Poles
Isolator Rating
(AC-21)
Measure
Switch
Code
LB20
LB25
LB32
LB40
LB63
LB80
LB100
LB125
50
50
70
70
100
125
J
J
Short Circuit Capacity (UL / CSA)
Maximum Fuse Size Amperes
A
25
25
Fuse (Being
Certified with J Type
Fuses)
Type
-
J
J
Rated Fuse Short
Circuit Current
Amperes
kA
5
5
5
5
5
5
10
10
1.5
1.5
1
1
4
4
6
6
6
6
10
10
16
16
70
70
0.5
0.5
0.75
0.75
2.5
2.5
4
4
6
6
6
6
10
10
50
50
J, RK5
Terminal Cross Section
Single / Multiple
Strand Wire
Fine Strand Wire
with Sleeve
Minimum
Maximum
Minimum
mm2
Maximum
American Wire
Gauge
-
AWG
12
12
8
8
6
6
1
1
Recommended
Tightening Torque
for Terminals
-
NM
0.8
0.8
1.7
1.7
1.7
1.7
2.5
2.5
Duty Category Table
Current
Category
Typical Applications
Relevant IEC Product Standard
AC-1
Non-inductive or slightly inductive loads,
resistance furnaces
947-4
Squirrel-cage motors:
Starting, switching off motors during running
947-3
AC-3
AC-15
Control of AC electromagnetic Loads
947-5-1
AC-21
Switching of resistive loads, including moderate
overloads
947-3
AC-22
Switching of mixed resistive and inductive loads
947-3
AC-23
Switching of motor loads or other highly
inductive load
947-3
DC-1
Non-inductive or slightly inductive loads,
resistance furnaces
947-4
DC-13
Control of DC electromagnets
947-5-1
DC
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Page <3>
26/05/12 V1.1
Enclosed Isolators
3, 4, 6 and 8 Poles
Part Number Table
Description
Part Number
Description
Part Number
Isolator Enclosed 2 A 4 Pole
LB204P
Isolator Enclosed 4 A 4 P BB
LB404PBB
Isolator Enclosed 2 A 4 Pole
LB254P
Isolator Enclosed 4 A 6 Pole
LB406P
Isolator Enclosed 2 A 4 P BB
LB254PBB
Isolator Enclosed 4 A 8 pole
LB408P
Isolator Enclosed 2 A 6 Pole
LB256P
Isolator Enclosed 6 A 3 Pole
LB633P
Isolator Enclosed 2 A 8 Pole
LB258P
Isolator Enclosed 6 A 4 Pole
LB634P
Isolator Enclosed 3 A 3 Pole
LB323P
Isolator Enclosed 8 A 3 Pole
LB803P
Isolator Enclosed 3 A 4 Pole
LB324P
Isolator Enclosed 8 A 4 Pole
LB804P
Isolator Enclosed 3 A 4 P BB
LB324PBB
Isolator Enclosed 10 A 4 Pole
LB1004P
Isolator Enclosed 3 A 6 Pole
LB326P
Isolator Enclosed 12 A 4 Pole
LB1254P
Isolator Enclosed 3 A 8 Pole
LB328P
Isolator Change Over 2 A 4P
LBC254P
Isolator Enclosed 4 A 3 Pole
LB403P
Isolator Change Over 3 A 4P
LBC324P
Isolator Enclosed 4 A 4 Pole
LB404P
Isolator Change Over 4 A 4P
LBC404P
Part Number Explanation:
LB
25
4P
Load Break
Current Rating
Number of
Poles
Current Rating
Number of Poles
Enclosure Size
BB
Enclosure Size
: 20 = 20 A, 25 = 25 A, 32 = 32 A, 40 = 40 A, 63 = 63 A, 80 = 80 A, 100 = 100 A and
125 = 125 A (AC-21 A and AC-1)
: 3P = 3, 4P = 4, 6P = 6 and 8 = 8 poles
: BB = enclosure size (large enclosure if required)
Important Notice : This data sheet and its contents (the "Information") belong to the members of the Premier Farnell group of companies (the "Group") or are licensed to it. No licence is granted for the use of
it other than for information purposes in connection with the products to which it relates. No licence of any intellectual property rights is granted. The Information is subject to change without notice and replaces
all data sheets previously supplied. The Information supplied is believed to be accurate but the Group assumes no responsibility for its accuracy or completeness, any error in or omission from it or for any use
made of it. Users of this data sheet should check for themselves the Information and the suitability of the products for their purpose and not make any assumptions based on information included or omitted.
Liability for loss or damage resulting from any reliance on the Information or use of it (including liability resulting from negligence or where the Group was aware of the possibility of such loss or damage arising)
is excluded. This will not operate to limit or restrict the Group's liability for death or personal injury resulting from its negligence. Multicomp is the registered trademark of the Group. © Premier Farnell plc 2012.
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Page <4>
26/05/12 V1.1
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