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30+ Years SPD Factory Telebahn 3P+NPE T1+T2 230V/400V/255V AC 25kA 50kA 75kA 100kA 3 phase Surge Suppressor Arrester Devices
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Technical data
|
Type / System mode |
BT P BCM 25 RM/3+N Three Phase TT System(“3+1”Circuit) |
|
|
Single-pole protection module |
BT P BCM 25 RM (3P) (L-N module) |
BT P BNM 75 RM (1P) (N-PE module) |
|
Nominal a.c. voltage [UN](50/60Hz) |
230V/400V |
|
|
Total lightning impulse current (10/350μs) [Iimp] |
100kA |
|
|
Rated voltage (max. continuous voltage) [Uc](50/60Hz) |
255V |
255V |
|
Lightning impulse current (10/350μs) [Iimp] |
25kA |
50kA |
|
Nominal discharge current (8/20μs) [In] |
50kA |
50kA |
|
Max. discharge current (8/20μs) [Imax] |
75kA |
75kA |
|
Voltage protection level at In [Up] |
≤ 1.5kV |
≤ 1.5kV |
|
Follow current extinguishing capability at Uc |
32A fuse will not be triggered at 2kArms |
100Arms |
|
Response time [tA] |
≤ 100ns |
≤ 100ns |
|
TOV voltage [UT] |
355V/5sec |
1200V/200ms |
|
Max. back up fuse (L) [F] / Max. back up fuse (L-L’) [F] |
200A gL/gG / 125A gL/gG |
|
|
According to IEC 61643-11 / EN 61643-11 |
Class I+II (class 1+2/B+C) / Type 1+ 2 |
|
|
Operating temperature range [Tu] / Degree of protection |
-40°C...+80°C / IP 20 |
|
|
Min. cross-sectional area |
10mm2 solid / flexible |
|
|
Max. cross-sectional area |
35mm2 solid / 50mm2 flexible |
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Mounting on |
35mm DIN rail, According to EN 60715 |
|
|
Enclosure material / Installation site / Remote Terminal |
Purple (module) & light grey (base) thermoplastic, UL94-V0 / indoor / 1 |
|
|
Dimension |
8 mods (144mm) |
|
|
Test standards |
IEC 61643-11; EN 61643-11; GB/T 18802.11 |
|
|
Certification |
CE (LVD, EMC); RoHS; ISO 9001:2015;REACH(test report) |
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|
Type of remote signalling contact |
Switching contact |
|
|
Switching capacity |
AC:250V/0.5A; DC:250V/0.1A;150V/0.2A;750V/0.5A |
|
|
Cross-sectional area for remote signalling contact |
Max. 1.5mm2 solid / flexible |
|
|
Ordering information |
||
|
Type |
BT P BCM 25 RM/3+N |
|
|
Art.-No. |
800 915 |
|
|
Packing unit |
1pc(s) |
|
Hightlight Features
• 10/350μs, 8/20μs sparkgap.
• Three-phase lightning current surge arrester, Pluggable.
• Lightning impulse current withstand max.25kA (10/350μs) L-N, max.50kA (10/350μs) N-PE.
• Adopt hermetical GDT technology, high follow current extinguishing capacity.
• Extremely low voltage protection level.
• Double thermal disconnector devices, providing more reliable protection.
• Green window will change to red when fault occurs, also provide remote alarm terminal at the same time.
Summary
BT P BCM 25 RM/3+N(800915) is for installation at LPZ 0A-1 or higher, protecting low voltage equipment from surge damage. Applied in modular SPD Class I (Class B) for TT (3+1 circuit) and TNS power supply system. Designed according to IEC 61643-11/GB 18802.1.
