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30+ Years SPD Factory Telebahn 275V 255V 20kA 40kA T2 1+N KEMA Surge Arrester Protective Device SPD for 1 Phase TT1+1 System
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Technical data
|
Type |
BT PCM TT1+1 150 RM |
BT PCM TT1+1 275 RM |
BT PCM TT1+1 320 RM |
|
According to IEC 61643-11/EN 61643-11 |
Class II (class 2/C) / Type 2 |
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|
System mode |
TT System (“ 1+1 ")circuit |
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|
Nominal voltage [UN](50/60Hz) |
120V |
230V |
230V |
|
Rated voltage (max. continuous voltage) [Uc] [L-N / N-PE](50/60Hz) |
150V/255V |
275V/255V |
320V/255V |
|
Nominal discharge current (8/20μs) [In] [L-N / N-PE] |
20kA/40kA |
20kA/40kA |
20kA/40kA |
|
Max. discharge current (8/20μs) [Imax] [L-N / N-PE] |
40kA/65kA |
40kA/65kA |
40kA/65kA |
|
Lightning impulse current (10/350μs) [Iimp] [N-PE] |
20kA |
20kA |
20kA |
|
Voltage protection level at In [Up] [L-N / N-PE] |
≤ 0.9kV/ ≤ 1.5kV |
≤ 1.3kV/ ≤ 1.5kV |
≤ 1.5kV/≤ 1.5kV |
|
Voltage protection level at 5kA [Up] [L-N ] |
≤ 0.75kV |
≤ 1.0kV |
≤ 1.2kV |
|
Response time [tA] [L-N / N-PE] |
≤ 25ns/≤ 100ns |
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|
Max. back up fuse [F] |
125A gL/gG |
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Operating temperature range [Tu] / Operating state / Failure indication |
-40°C...+80°C / Green / Red |
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|
Cross-sectional area |
1.5mm2 ~ 25mm2 solid / 35mm2 flexible |
||
|
Mounting on / Number of remote terminals |
35mm DIN rail / 1 |
||
|
Enclosure material |
Red (module) & light gray (base) thermoplastic, UL94-V0 |
||
|
Dimension / Degree of Protection |
2 mods (36mm) / IP 20 |
||
|
Certification |
KEMA-KEUR; CB; CE; RoHS |
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|
Type of remote signaling contact |
Switching contact |
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Switching capacity a.c. |
250V/0.5A |
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Switching capacity d.c. |
250V/0.1A, 125V/0.2A, 75V/0.5A |
||
|
Cross-sectional area for remote signaling contact |
Max. 1.5mm2 solid/flexible |
||
|
Ordering information |
|||
|
Type |
BT PCM TT1+1 150 RM |
BT PCM TT1+1 275 RM |
BT PCM TT1+1 385 RM |
|
Art.-No. |
810 820 |
810 821 |
810822 |
|
Packing unit |
1pc(s) |
1pc(s) |
1pc(s) |
Hightlight Features
• Pluggable module, easy for installation and maintenance.
• Consist of varistors + GDT and thermal disconnection devices.
• High discharge capacity, quick response.
• Double thermal disconnector devices, providing more reliable protection.
• Green window will change to red when fault occurs and also provide remote alarm control at the same time.
Summary
BT PCM TT1+1 275 RM(810821) is for installation at LPZ 0B-1 or higher, protecting low voltage equipment from surge damage. Applied in modular SPD Class II (Class C) for Single PhaseTN/TT “1+1” circuit power supply system. Designed according to IEC 61643-11/EN 61643-11.
