BUStector

Surge arrester for KNX / EIB buses
Extremely space-saving due to KNX / EIB bus terminal design
System-tested with EIBA certification

Details

Protection of a KNX bus coupling unit by means of a BUStector surge arrester mounted on a bus terminal in the mounting panel of a cable duct.

lorem ipsum — Protection of a KNX bus coupling unit by means of a BUStector surge arrester mounted on a bus terminal in the mounting panel of a cable duct.

Protection of a KNX power supply unit by means of a BUStector surge arrester mounted in the standard bus terminal slot.

BT

Surge arrester with KNX bus terminal design, adapted to the immunity of KNX / EIB systems. EIBA-certified.

1 Product

Part No. 925001 BT 24

GTIN 4013364047365, Customs tariff No. (EU): 85363010, Gross weight: 10.10 g, PU: 1.00 pc(s)

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Additional information

CAD files

BUStector BT 24 surge arrester with bus terminal design
Surge arrester BUSTECTOR, SPD class TYPE 2,
tested acc. to EN 61643-21, for the protection of
EIB/Konnex bus systems and for plugging into a
bus coupling unit instead of a standard bus
terminal, EIBA certification

Max. continuous operating voltage (d.c.): 45 V
C2 Nominal discharge current per line: 5 kA

Brand: DEHN
Type: BT 24
Part No.: 925001
or equivalent.

Certificates

Technical data

SPD class	B
Max. continuous operating voltage (d.c.) (U_C )	45 V
Nominal current (I_L )	6 A
D1 Lightning impulse current (10/350 µs) per line	1 kA
C2 Nominal discharge current per line (I_n )	5 kA
Cut-off frequency line-line (f_G )	70 MHz
Approvals	EIBA-Zertifizierung Nr. Z 32/1399/95

SPD class	B
Nominal voltage (U_N )	24 V
Max. continuous operating voltage (d.c.) (U_C )	45 V
Nominal current (I_L )	6 A
D1 Lightning impulse current (10/350 µs) per line	1 kA
C2 Nominal discharge current per line (I_n )	5 kA
Voltage protection level line-line for I_nC2 (U_P )	≤ 1200 V
Voltage protection level line-PG for I_nC2 (U_P )	≤ 650 V
Voltage protection level line-line at 1 kV/µs C3 (U_P )	≤ 750 V
Voltage protection level line-PG at 1 kV/µs C3 (U_P )	≤ 500 V
Cut-off frequency line-line (f_G )	70 MHz
Capacitance line-line	≤ 10 pF
Capacitance line-PG	≤ 10 pF
Operating temperature range (T_U )	-40 °C ... +80 °C
Degree of protection	IP 20
Connection	spring contacts (Ø1 mm) / connecting leads (Ø0.8 mm)
Earthing via	lead (0.75 mm²), 200 mm long
Enclosure material	thermoplastic
Colour	blue
Test standards	IEC 61643-21
Approvals	EIBA-Zertifizierung Nr. Z 32/1399/95

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BUStector

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BT

Part No. 925001 BT 24

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BUStector

Details

BT

Part No. 925001 BT 24

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