Stelrad Specification Book January 2025 - Catalog - Page 71


LST STANDARD DECO COLOUR
50
K1
P+
K2
(75/65/20ºC)
Casing
Height
mm
500
650
Casing
Length
mm
Emitter
Height
mm
Emitter
Length
mm
Stelrad
UIN
560
300
400
255000
196
669
255008
284
969
255016
348
760
300
600
255001
293
1000
255009
426
1454
255017
522
1781
960
300
800
255002
391
1334
255010
568
1938
255018
696
2375
Heat output
Watts
Btu/hr
Stelrad
UIN
Heat output
Watts
Btu/hr
Stelrad
UIN
Heat output
Watts
Btu/hr
1187
1160
300
1000
255003
489
1668
255011
710
2423
255019
870
2968
1360
300
1200
255004
587
2003
255012
852
2907
255020
1044
3562
1560
300
1400
255005
685
2337
255013
994
3392
255021
1218
4156
1760
300
1600
255006
782
2668
255014
1136
3876
255022
1392
4750
1960
300
1800
255007
880
3003
255015
1278
4361
255023
1566
5343
560
450
400
255024
290
989
255032
386
1317
255040
478
1631
760
450
600
255025
435
1484
255033
580
1979
255041
717
2446
960
450
800
255026
580
1979
255034
773
2637
255042
956
3262
1160
450
1000
255027
725
2474
255035
966
3296
255043
1195
4077
1360
450
1200
255028
870
2968
255036
1159
3955
255044
1434
4893
1560
450
1400
255029
1015
3463
255037
1352
4613
255045
1673
5708
1760
450
1600
255030
1160
3958
255038
1546
5275
255046
1912
6524
1960
450
1800
255031
1305
4453
255039
1739
5933
255047
2151
7339
460
600
300
255072
274
935
-
-
-
255073
461
1573
560
600
400
255048
365
1245
255056
501
1709
255064
615
2098
3146
800
760
600
600
255049
548
1870
255057
751
2562
255065
922
960
600
800
255050
730
2491
255058
1002
3419
255066
1230
4197
1160
600
1000
255051
913
3115
255059
1252
4272
255067
1537
5244
1360
600
1200
255052
1096
3740
255060
1502
5125
255068
1844
6292
1560
600
1400
255053
1278
4361
255061
1753
5981
255069
2152
7343
1760
600
1600
255054
1461
4985
255062
2003
6834
255070
2459
8390
1960
600
1800
255055
1643
5606
255063
2254
7691
255071
2767
9441
t50 is the UK’s industry standard for heating outputs, which has an operating temperature of 75/65/20ºC. If you have a low temperature
heat source you may wish to consider t40 or t30 output (see your installer or system designer or download from www.stelrad.com).
For EN442 data, technical and installation information please visit our website: www.stelrad.com and search product downloads.
For systems not operating at DeltaT 50 the correction factors table on page 104 should be applied.
LST Standard Deco front
case view.
YEAR WARRANTY
ON EMITTER
LST Standard Deco inside the
casing showing the emitter.
BAR
LST Standard Deco emitter,
showing high level valve
option (valve not included).
LST Standard Deco circular
knockout for TRV. Rectangular
knockout for pipe.
Light Pink
Sky Blue
WORKING
PRESSURE
71
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