Balancing springs
D
Thread diameter
f
D
Outer diameter of the spring
e
L
Length of the spring uncoiled
c
Adjustments for rectangular arm:
Rectangular aluminium arm, without moving support, without skirting
Arm length
(m)
Barrier
2,5 - 3
KUBAR 3
3,5
4
4,5
KUBAR 6
5
5,5
6
6,5
7
KUBAR 8
7,5
8
Rectangular aluminium arm, with moving support N USM, without skirting
Arm length
(m)
Barrier
2,5 - 3
KUBAR 3
3,5
4
4,5
KUBAR 6
5
5,5
6
6,5
7
KUBAR 8
7,5
8
Nº of
Type of arm
springs
80x20x1.2
1
(0.63 kg/m)
1
1
1
80x30x2
1
(1.145 kg/m)
1
2
1
80x30x2
2
(1.145 kg/m)
2
with steel
extension of 2m
2
Nº of
Type of arm
springs
80x20x1.2
1
(0.63 kg/m)
1
1
1
80x30x2
1
(1.145 kg/m)
2
2
2
80x30x2
2
(1.145 kg/m)
2
with steel
extension of 2m
2
Type of spring
D
(mm) D
f
MTK5Z
2,5
MTK25Z
3,5
MTK70Z
4,5
MTK85Z
5
MTK68
5,5
MTK90
6
MTK165
7
Type of
spring
D
(mm)
f
MTK5Z
2,5
MTK25Z
3,5
MTK25Z
3,5
MTK70Z
4,5
MTK70Z
4,5
MTK85Z
5
MTK25Z / MTK85Z
3,5 / 5
MTK90
6
MTK90 / MTK90
6 / 6
MTK90 / MTK90
6 / 6
MTK90 / MTK90
6 / 6
Type of
spring
D
(mm)
f
MTK5Z
2,5
MTK25Z
3,5
MTK70Z
4,5
MTK70Z
4,5
MTK85Z
5
MTK25Z / MTK70Z 3,5 / 4,5
MTK25Z / MTK85Z
3,5 / 5
MTK68 / MTK68
5,5 / 5,5
MTK90 / MTK90
6 / 6
MTK90 / MTK165
6 / 7
MTK90 / MTK165
6 / 7
INSTALLATION
(mm)
L
(mm)
e
c
24,5
540
30
390
32,5
440
35
440
36
580
38
580
40
580
Nº of
tighteners
X (mm)
0 (direct
-
coupling)
1
220
1
180
1
220
1
200
1
185
2
230 / 215
1
60
2
75 / 75
2
70 / 70
2
75 / 75
Nº of
tighteners
X (mm)
0 (direct
-
coupling)
1
200
1
220
1
210
1
195
2
235 / 210
2
215 / 185
2
75 / 75
2
50 / 50
2
75 / 75
2
75 / 75
KUBAR Barriers
37