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Fire retardant control cables in mines

��Ʒ��;:����Ʒ�����ڿ��½������ѹΪ450/750V���������װ���еĵ����DZ��������źű����Ͳ�����

Scope of application:This product is suitable under the mine pit exchanges the rated voltage is 450/750V and in following power distribution equipment electric appliance measuring appliance makes the control Signal protection and survey.

ִ�б�׼ Standards implemented : Q/3210HL33.1-Q/3210HL33.2-2005

�ͺš����Ƽ�ʹ�÷�Χ Model descriptions and Use scope

�� ��Model
�� ��
Descriptions
ʹ �� �� Χ
Scope of application
MKVV
ú���þ�����ϩ��Ե������ϩ���׿��Ƶ���
PVC insulated PVC sheathed control cables for use in mines
����һ�����ϵͳ��
General control system in mines
MKVV22
ú���þ�����ϩ��Ե�ִ���װ������ϩ���׿��Ƶ���
PVC insulated steel tape armored PVC sheathed control cables for use in mines
����һ�����ϵͳ���ܳ���һ���������ѹ��
General control system cables are under some impact and pressure in the mine
MKVV32
ú���þ�����ϩ��Եϸ��˿��װ������ϩ���׿��Ƶ���
PVC insulated fine steel wire armored PVC sheathed control cables for use in mines
����һ�����ϵͳ�ܳ���һ������
General control system cables are under some pulling force in the mine
MKVV42
ú���þ�����ϩ��Ե�ָ�˿��װ������ϩ���׿��Ƶ���
PVC insulated thick steel wire armored PVC sheathed control cables for use in mines
����һ�����ϵͳ�ܳ��ܽϴ�����
General control system cables are under big impact pulling force in the mine
MKVVP
ú���þ�����ϩ��Եͭ˿��֯���ξ�����ϩ���׿��Ƶ���
PVC insulated copper wire weave shielded PVC sheathed control cables for use in mines
����ǿ��Ÿ�������һ�����
Strong electromagnetism interference region as general control in mines
MKVVP2
ú���þ�����ϩ��Եͭ�����ξ�����ϩ���׿��Ƶ���
PVC insulated copper tape shielded PVC sheathed control cables for use in mines
����ǿ��Ÿ�������һ�����
Strong electromagnetism interference region as general control in mines
MKVVR
ú���þ�����ϩ��Ե������ϩ��������Ƶ���
PVC insulated PVC sheathed soft control cables for use in mines
����Ҫ���ƶ�������һ�����
Request migration situation as general control in mines
MKVVRP
ú���þ�����ϩ��Եͭ˿��֯���ξ�����ϩ��������Ƶ���
PVC insulated copper wire weave shielded PVC sheathed soft control cables for use in mines
����Ҫ���ƶ���ǿ��Ÿ�������һ�����
Request migration situation and strong electromagnetism interference region as general control in mines

ʹ������ Service characteristics

���µ��峤������Ĺ����¶�
Long-term service temperature of the cable conductor
70�� ���ѹU0/U
Rated voltage U0/U
450/750V ���·����¶�
Cable laying temperature
��0��
���µ���С�����뾶 Minimun bending radius ����װ��ġݵ����⾶��6��������װ���ͭ�����εġݵ����⾶��12����
Non armored ��outer diameter of cable 6 times armored layer or copper tape shielded��outer diameter of cable 12times
�����β������¡ݵ����⾶��6��
Shielded layer soft cable �� outer diameter of cable 6 times

���½ṹʾ��ͼ

IIIustration of cable structure

�� �� Model
���ѹ V
Rated voltage
�����ƽ��� mm2 Conductor nominal sectional
0.5
0.75
1.0
1.5
2.5
4
6
10
о �� Core number
MKVV MKVVP
450/750
-
2-61
2-14
2-10
MKVVP2
-
4-61
2-14
4-10
MKVV22
-
4-61
2-14
4-10
MKVV32
-
7-61
4-61
2-14
4-10
MKVV42
-
16-61
7-61
2-14
4-10
MKVVR
4-61
-
-
MKVVRP
4-61
4-48
-
-

עNote���Ƽ���о��ϵ��Recommendation core series��2��3��4��5��7��8��10��12��14��16��19��24��27��30��37��44��48��52��61о(core)

������Ҫ�������� Major technical performances

1�� ���µ���ֱ�����輰��Ե���� Cable conductor DC resistance and insulated resistance

��ƽ���
nominal sectional
(mm2)
����ṹ
Conductor structure
+20�浼��ֱ������(�ܦ�/Km)
Conductor DC resistance at 20��
+20���Ե����(��M����Km)
Insulated resistance at 20��
�� ��Type
����/���߱��ֱ��(mm)
core No./ single nominaldiameter
������
Untinned
����
Tinned
0.5
5
16/0.20
39.0
40.1
15
0.75
1
1/0.97
24.5
24.8
12
0.75
2
7/0.37
24.5
24.8
12
0.75
5
24/0.20
26.0
26.7
12
1.0
1
1/1.13
18.1
18.2
11
1.0
2
7/0.43
18.1
18.2
10
1.0
5
32/0.20
19.5
20.0
10
1.5
1
1/1.38
12.1
12.2
11
1.5
2
7/0.52
12.1
12.2
10
1.5
5
30/0.52
13.3
13.7
10
2.5
1
1/1.78
7.41
7.56
10
2.5
2
7/0.68
7.41
7.56
9
2.5
5
50/0.25
7.98
8.21
9
4
1
1/2.25
4.61
4.70
8.5
4
2
7/0.85
4.61
4.70
7.7
6
1
1/2.76
3.08
3.11
7
6
2
7/1.04
3.08
3.11
6.5
10
2
7/1.35
1.83
1.84
6.5

2������������Ҫ�������� Other major technical performances

�ͺ�Model:MKVV22��MKVV32��MKVV42��MKVV��MKVVR��MKVVP��MKVVP2��MKVVRP

�� ��
Serial number
��Ŀ
Items
��������
Technical performances
1
+20����оֱ������(�ܦ�/Km) Core DC resistance at 20��
���ϱ� See above table
2
+20���Ե����(��M����Km) Insulation resistance at 20��
���ϱ� See above table
3
5min�͹�Ƶ������ѹ����
5min power frequency alternating current pressure test
о-оCore-Core
о-����Core-Shield
о-��װ Core-Armor
3000V������ 3000V no breakdown
4
������ֱȼ������ Single wire burning test
MT386
5
����ȼ������ Group burning test
����GB/T18380��׼��B�����ȼ������Ҫ��
Conforms to GB/T18380 standard B kind group burning test




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