Technical data and dimensions
Disc brakes
Calipers 45K and 45D
Conditions of use :
• Ambiant temperature -20°C to + 60°C
• Relative humidity ≤ 70 %
• Dust in atmosphere ≥ 65 µ
Other conditions, consult us.
Options:
• Mechanical release lever (p. 3)
or hydraulic release (p.4)
• Manual wear compensation (RM)
• Switch for PLC
• Marine protection
Use:
• SIDHT steel industry high temperature
• Service brake for application ≤ 600 cycles / h • Bearing brackets for mounting in place of a
Possibility of quick manoeuvres :
caliper 645 (page 2).
1000 cycles/h during 15s every 2 mn
Fail safe braking
Spring application
Electromagnetic release
Automatic linings wear compensation
(Vertical mounting excluded)
Opening proving switch
Coil with supply wire: 2 × 2mm², length 2m
Shoes DIN (caliper 45D) for discs thickness
inner Ø 40
Nota :
The 45K-RM and 45D-RM calipers
(manual wear compensation option)
have the same overall dimensions
as the 45K and 45D calipers with
automatic wear compensation.
ØD
385
17°
G
23
l
265
200
F
E
317
Opening proving switch
 ATTENTION
For discs Ø315 to 395, the
length of 137 max. is higher
than the length L of the standard hub. Provide space at the
rear of the hub by means of a
spacer.
15 ou 30
87,5
255 max.
235
117,5 87,5
L 137 max.
2 holes Ø15
Ød
Technical data
• Opening proving switch
250V, 5A, 50VA AC
220V, 5A, 50W DC
with wire 3 x 0,75mm2
and 2m length
2 oblongs Ø15
Weight : 45kg
Response time at nominal torque : see leaflets of AC64 or 12514 electrical power units.
Caliper delivered in standard with WS1-5 lining.
For energy applications, use WS1-3 (torque loss of 20%).
Designation
Discs
solid and thickness 15 mm
ventilated and thickness 30 mm
D Disc diameter
mm
315
355
395
445
495
550
625
315
355
395
445
495
550
625
Nominal torque for 1 caliper
adjustable from -30% to +20%
N.m
410
470
560
650
750
840
990
410
470
560
650
750
840
990
3000 2700 2400 2100 1900 1800 1500
3000
2700
2400
2100
1900
1800
1500
0-100 0-100 0-100
Maximum speed of the disc
for nominal torque
r.p.m.
d
mm
0-75
0-75
0-75
0-75 0-100 0-100 0-100 0-50
0-60
0-70
0-70
E
mm
100
120
140
160
190
220
255
120
140
160
190
220
255
F
mm
50
70
90
110
140
170
205
50
70
90
110
140
170
205
G
mm
160
164
170
180
185
195
205
160
164
170
180
185
195
205
I (calipers 45K, 45K-RM)
mm
75
95
116
138
168
200
236
75
95
116
138
168
200
236
I (caliper 45D)
mm
75
95
116
138
168
200
236
I (caliper 45D-RM)
mm
96
116
137
159
189
221
257
Maximum reaction 1 Caliper
on shaft
2 Calipers
100
N
4200
N
2450
Due to continuous development and improvement, all dimensions and characteristics are subject to change without notice.
Installation and maintenance Leaflet No. M00140-01
Spare parts
No. S00140-01
Hydraulic release and lowering unit
No. A07600-04
Discs
No. T02100-01 / T02220-01
Drawings
No. G06400-01
Electrical power unit 12514
No. T04210-01
Electrical power units AC64 No. T04500-01, T04510-01,
T04560-01
22/07/09
T00140-01-D
/4
Technical data and dimensions
Disc brakes
Calipers 45K and 45D
Bearing bracket for mounting in place of a caliper 645
(Dimensions in mm)
The bearing bracket allows to mount a caliper 45K or 45D in
place of a 645 caliper. It is fitted with 4 fixing holes Ø13,5 as
the base plate of the 645 caliper. It is designed in 3 versions
depending on the disc diameter (see the table below).
B
ØD
G
50°
Oblong holes for adjustment
on site
E
92
A
Bearing brackets
Dimensions
947-58870
947-58880
947-58890
D
mm
315
355
395
445
495
550
625
A
mm
329
349
369
394
419
449
484
B
mm
485
485
485
500
500
520
520
E
mm
173
193
213
238
263
293
328
G
mm
95
80
80
70
65
65
45
Due to continuous development and improvement, all dimensions and characteristics are subject to change without notice.
Installation and maintenance Leaflet No. M00140-01
Spare parts
No. S00140-01
Hydraulic release and lowering unit
No. A07600-04
Discs
No. T02100-01 / T02220-01
Drawings
No. G06400-01
Electrical power unit 12514
No. T04210-01
Electrical power units AC64 No. T04500-01, T04510-01,
T04560-01
22/07/09
T00140-01-D
/4
Technical data and dimensions
Disc brakes
Calipers 45K and 45D
Mechanical release with lever
(Dimensions in mm)
The mechanical release allows to open progressively the caliper by actuating a lever for lowering a load.
All values indicated below correspond to a release lever length
240 mm (not provided by Stromag France).
Working stroke for air gap = 0 : U = 70mm
Maximum force (not to exceed) : F = 270 N
470
U
Ø19
30
0
F
475
inner
diameter
Due to continuous development and improvement, all dimensions and characteristics are subject to change without notice.
Installation and maintenance Leaflet No. M00140-01
Spare parts
No. S00140-01
Hydraulic release and lowering unit
No. A07600-04
Discs
No. T02100-01 / T02220-01
Drawings
No. G06400-01
Electrical power unit 12514
No. T04210-01
Electrical power units AC64 No. T04500-01, T04510-01,
T04560-01
22/07/09
T00140-01-D
/4
Technical data and dimensions
Disc brakes
Calipers 45K and 45D
Hydraulic release
(Dimensions in mm)
The hydraulic release allows to open progressively the caliper
via a hydraulic jack by acting on a lowering unit or a hand pump
for lowering the load.
Manual release
Ø90
Purge screw
235
Oil inlet
M14x1,5
173,5
291
Principle diagram
Pressure to reduce the nominal
torque  to zero
bar
126
Oil volume displaced to open the
caliper
cm3
1,5
Lowering unit
947-62000
947-61990
with manual control valve
with solenoid valve 24VDC
Flexible pipe with connections
Depending on the distance
between
brake and lowering unit
Mineral oil recommended
Conform to standard
ISO6743/4
Grade HV32 to 46 Jack
Inlet
M14x1,5
Hydraulic
connection
Output 1/4"G
Lowering
unit
Due to continuous development and improvement, all dimensions and characteristics are subject to change without notice.
Installation and maintenance Leaflet No. M00140-01
Spare parts
No. S00140-01
Hydraulic release and lowering unit
No. A07600-04
Discs
No. T02100-01 / T02220-01
Drawings
No. G06400-01
Electrical power unit 12514
No. T04210-01
Electrical power units AC64 No. T04500-01, T04510-01,
T04560-01
22/07/09
T00140-01-D
/4