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33
MR
medium rating busbar
double elbows
MR is fully compliant with BS EN 60439-2
Rated currents are at an average ambient temperature of 40° C (over and above the required standard of 35° C)
Angles are 90° as standard. Other angles available on request. IP 55 (according to BS EN 60529)
Pack
Cat. Nos.
Double elbows –
standard dimensions
(300 + 300 + 300 mm)
Horizontal elbow – right + left
hand
Weight (kg)
Aluminium
Copper
Rating (A)
Aluminium
Copper
1
504
0
0341
160
10·29
–
1
504
0
0342
554
0
0342
250
10·55
12·23
1
504
0
0343
554
0
0343
315
11·06
12·97
1
504
0
0344
554
0
0344
400
18·37
15·72
1
504
0
0348
500
19·50
–
1
504
0
0345
554
0
0345
630
20·55
25·77
1
504
0
0346
554
0
0346
800
21·20
30·88
1
504
0
0347
1
554
0
0347
1 000
21·80
34·55
Horizontal elbow – left + right
hand
Weight (kg)
Rating (A)
Aluminium
Copper
1
504
0
0351
160
10·29
–
1
504
0
0352
554
0
0352
250
10·55
12·23
1
504
0
0353
554
0
0353
315
11·06
12·97
1
504
0
0354
554
0
0354
400
18·37
15·72
1
504
0
0358
500
19·50
–
1
504
0
0355
554
0
0355
630
20·55
25·77
1
504
0
0356
554
0
0356
800
21·20
30·88
1
504
0
0357
1
554
0
0357
1 000
21·80
34·55
Vertical elbow – right + left hand
Weight (kg)
Rating (A)
Aluminium
Copper
1
504
0
0441
160
10·29
–
1
504
0
0442
554
0
0442
250
10·55
12·23
1
504
0
0443
554
0
0443
315
11·06
12·97
1
504
0
0444
554
0
0444
400
18·37
15·72
1
504
0
0448
500
19·50
–
1
504
0
0445
554
0
0445
630
20·55
25·77
1
504
0
0446
554
0
0446
800
21·20
30·88
1
504
0
0447
1
554
0
0447
1 000
21·80
34·55
Vertical elbow – left + right hand
Weight (kg)
Rating (A)
Aluminium
Copper
1
504
0
0451
160
10·29
–
1
504
0
0452
554
0
0452
250
10·55
12·23
1
504
0
0453
554
0
0453
315
11·06
12·97
1
504
0
0454
554
0
0454
400
18·37
15·72
1
504
0
0458
500
19·50
–
1
504
0
0455
554
0
0455
630
20·55
25·77
1
504
0
0456
554
0
0456
800
21·20
30·88
1
504
0
0457
1
554
0
0457
1 000
21·80
34·55
Pack
Cat. Nos.
Double elbows –
bespoke dimensions
Please specify required length
when ordering
Horizontal elbow – right + left
hand
250 to 900 mm per arm
Aluminium
Copper
Rating (A)
1
504
0
0361
160
1
504
0
0362
554
0
0362
250
1
504
0
0363
554
0
0363
315
1
504
0
0364
554
0
0364
400
1
504
0
0368
500
1
504
0
0365
554
0
0365
630
1
504
0
0366
554
0
0366
800
1
504
0
0367
1
554
0
0367
1000
Horizontal elbow – left + right
hand
250 to 900 mm per arm
Rating (A)
1
504
0
0371
160
1
504
0
0372
554
0
0372
250
1
504
0
0373
554
0
0373
315
1
504
0
0374
554
0
0374
400
1
504
0
0378
500
1
504
0
0375
554
0
0375
630
1
504
0
0376
554
0
0376
800
1
504
0
0377
1
554
0
0377
1000
Vertical elbow – right + left hand
300 to 900 mm per arm
Rating (A)
1
504
0
0461
160
1
504
0
0462
554
0
0462
250
1
504
0
0463
554
0
0463
315
1
504
0
0464
554
0
0464
400
1
504
0
0468
500
1
504
0
0465
554
0
0465
630
1
504
0
0466
554
0
0466
800
1
504
0
0467
1
554
0
0467
1000
Vertical elbow – left + right hand
300 to 900 mm per arm
Rating (A)
1
504
0
0471
160
1
504
0
0472
554
0
0472
250
1
504
0
0473
554
0
0473
315
1
504
0
0474
554
0
0474
400
1
504
0
0478
500
1
504
0
0475
554
0
0475
630
1
504
0
0476
554
0
0476
800
1
504
0
0477
1
554
0
0477
1000
Horizontal elbow –
right + left hand
Vertical elbow –
right + left hand
Horizontal elbow –
left + right hand
Vertical elbow –
left + right hand
Key : How to select the correct configuration and finish
All examples on this page show 4 conductor galvanised lengths
No. of conductors and finish is dictated by the
red
number
0
= 4 conductors. Galvanised
2
= 4 conductors. Painted
1
= 5 conductors. Galvanised
3
= 5 conductors. Painted
Replace
0
with
1
,
2
, or
3
if required
4
5
- - -
0
- - - -
- - -
1
- - - -
- - -
2
- - - -
- - -
3
- - - -
Codes table
Conductors Case
Code
Painted
Painted
Galvanized
Galvanized
MR
MRF
MR-P
MRF-P
-
-
t l
t
i t
Painted
l
i
l
i
4
5
- - -
0
- - - -
- - -
1
- - - -
- - -
2
- - - -
- - -
3
- - - -
Codes table
Conductors Case
Code
Painted
Painted
Gal nized
Galvanized
MR
MRF
MR-P
MRF-P
-
-
-
t l
n t r
P i t
i t
l
i
G l
i
-
-
1 : The 1 000 A aluminium is
supplied painted as standard
Dimensions and technical information p. 44 Measuring bespoke dimensions p. 49