商铺名称:上海宽途自动化科技有限公司
联系人:周(先生)
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企业邮箱:2851813652@qq.com
联系地址:厦门市思明区镇海路26号六楼S区04单元
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product brand name | SENTRON | |
product designation | 3KC transfer switching equipment | |
design of the product | manually operated | |
display version for switch b indicator door-coupling rotary operating mechanism | I ON- O OFF- II ON | |
design of the actuating element | Without handle | |
design of handle | without | |
type of the driving mechanism | Front operating mechanism | |
type of the driving mechanism motor drive | No | |
General technical data | ||
number of poles | 3 | |
type of device | fixed mounting | |
size of switch disconnector | 5 | |
mechanical service life (operating cycles) for function sequence O-I-O typical | 6 000 | |
I2t value | ||
● with closed switch for combination switch + fuse at 500 V maximum | 25 960 000 A2·s | |
● of the fuse at 415 V maximum permissible | 34 800 005 A2·s | |
● of the fuse at 500 V maximum permissible | 34 800 005 A2·s | |
● with closed switch for combination switch + fuse at 415 V maximum | 25 960 000 A2·s | |
b of the switch operating mechanism | at the left end | |
overvoltage category | IV | |
degree of pollution | 3 | |
insulation voltage | ||
● rated value | 1 000 V | |
Protection class | ||
protection class IP | IP00 | |
protection class IP | ||
● with closed switch with cover or cable lug cover | IP20 | |
● on the front | IP00 | |
Dissipation | ||
power loss [W] | ||
● with conventional rated thermal current per device | 210 W | |
Main circuit | ||
operating power | ||
● at AC-23 A at 400 V at 50/60 Hz rated value | 400 kW | |
● at AC-23 A at 500 V rated value | 560 kW | |
operational current rated value | 1 250 A | |
Auxiliary circuit | ||
number of connected NC contacts for auxiliary contacts | 0 | |
number of connected NO contacts for auxiliary contacts | 0 | |
number of connected CO contacts for auxiliary contacts | 0 | |
number of CO contacts for auxiliary contacts | 0 | |
number of NC contacts for auxiliary contacts | 16 | |
number of NO contacts for auxiliary contacts | 16 | |
suitability for use main switch | Yes | |
suitability for use switch disconnector | Yes | |
suitability for use EMERGENCY OFF switch | Yes | |
suitability for use safety switch | Yes | |
suitability for use maintenance/repair switch | Yes | |
product feature interlock | No | |
product extension auxiliary switch | Yes | |
product extension optional motor drive | No | |
product extension optional voltage trigger | No | |
Short circuit | ||
short-circuit current making capacity (Icm) for switch disconnector | ||
● at 415 V AC without fuse b according to IEC 60947-6-1 rated value minimum | 105 kA | |
● at 690 V AC without fuse b according to IEC 60947-3 rated value minimum | 105 kA | |
conditional short-circuit current with line-side fuse protection | ||
● at 415 V by gG fuse according to IEC 60947-6-1 rated value | 80 kA | |
● at 415 V by gG fuse rated value | 80 kA | |
● at 500 V by gG fuse according to IEC 60947-3 rated value | 80 kA | |
Connections | ||
type of connectable conductor cross-sections for aluminum conductor stranded with lug | 1x (120 ... 300 mm2), 2x (95 ... 300 mm2) | |
type of connectable conductor cross-sections | ||
● with combination of Al conductor+switch | 680 A / 2x 300 mm2 | |
● for copper busbar | 2x (60 x10 mm2) | |
type of connectable conductor cross-sections for copper conductor | ||
● stranded with lug according to DIN 46234 | 1x (120 ... 240 mm2), 2x (95 ... 240 mm2) | |
● stranded with lug according to DIN 46235 | 1x (120 ... 240 mm2), 2x (95 ... 240 mm2) | |
type of electrical connection | ||
● for main current circuit | busbar connection |