Solar Distribution Box AC 3PH B25 SPD T1T2

The boxes are designed for use in photovoltaic installations with or without insulated lightning protection, also where a high IP degree of protection is required. Their design is suitable for surface mounting.

Price includes complete AC box for self-assembly:

• 1 x AC surge arrester type 1+2
• 1 x 3-phase overcurrent circuit breaker 25A
• Ready to connect
• Modular design
• Degree of protection IP65
• Transparent door
• Protection class II
• Colour: white

ELECTRICAL AND MECHANICAL SPECIFICATIONS OF THE ENCLOSURE

• Model PHS 12T
• Number of modules 12
• Design in compliance with EN 60670-1, EN 62208
• Degree of protection IP65
• Protection class II
• Rated insulation voltage (Ui) 690 V AC, 1000 V DC
• 650°C glow rod test
• Impact resistance IK08
• Halogen-free recyclable plastic

OVERCURRENT CIRCUIT BREAKER USED

• Manufacturer/model Noark/Ex9BN 3P B25
• Rated current 25A; 3-phase
• Number of poles 3
• Characteristics B
• Version according to IEC/EN 60898-1
• Rated short-circuit breaking capacity ICN 6kA

AC SURGE ARRESTER USED

• Manufacturer/model Phoenix VAL-MS-T1/T2 335/12.5/3+1
• Design in accordance with EN 61643-11
• Arrester type Type 1 + Type 2
• Rated voltage UN 240/415 V AC (TN-S)
• 240/415 V AC (TT)
• Rated frequency fN 50 Hz (60 Hz)
• Highest operational voltage UC (L-N) 335 V AC
• Highest continuous voltage UC (L-PE) 335 V AC
• Maximum operating voltage UC (N-PE) 264 V AC
• Rated load current IL 80 A
• Protective conductor current IPE <= 5 uA
• Standby power consumption PC <= 810 mVA
• Rated Dissipation Current In (8/20) µs (L-N) 12.5 kA
• Rated Dissipation Current In (8/20) µs (L-PE) 12.5 kA
• Rated Dissipation Current In (8/20) µs (N-PE) 50 kA
• Max. discharge current Imax (8/20) us 50 kA
• Test lightning current (10/350) µs (L-N), charging 6.25 As
• Test lightning current (10/350) µs (L-N), specific energy 39 kJ/ohm
• Test lightning current (10/350) µs, (L-N) peak current Iimp12,5 kA
• Test lightning current (10/350) µs (L-PE), charge 6,25 As
• Test lightning current (10/350) µs (L-PE), specific energy 39 kJ/ohm
• Test lightning current (10/350) µs, (L-PE) peak current Iimp 12,5 kA
• Test lightning current (10/350) µs (N-PE), charge 25 As
• Test lightning current (10/350) µs (N-PE), specific energy
• Total dissipated current Itotal (8/20) µs 50 kA
• Total dissipated current Itotal (10/350) µs 50 kA
• 50 kA 50 kA 50 kA 50 kA 50 kA 50 kA 50 kA 50 kA 50 kA 50 kA 50 kA 50 kA
• Short-circuit withstand capability ISCCR 25 kA
• Protection level Up (L-N) <= 1,2 kV
• <= 1,6 kV (30 kA - 8/20 us)
• UP (L-PE) protection level <= 2 kV
• Protection level UP (N-PE) <= 1,7 kV
• Residual voltage Ures (L-N) <= 1,2 kV (at In)
• <= 1,1 kV (at 10 kA)
• <= 1 kV (at 5 kA)
• <= 0.9 kV (at 3 kA)
• Residual voltage Ures (L-PE) <= 2 kV (at In)
• <= 1.5 kV (at 10 kA)
• <= 1,2 kV (at 5 kA)
• <= 1.1 kV (at 3 kA)
• Residual voltage Ures (N-PE) <= 0.6 kV (at In)
• <= 0.5 kV (at 10 kA)
• <= 0,5 kV (at 5 kA)
• <= 0,4 kV (at 3 kA)
• TOV behaviour for UT (L-N) 415 V AC (5 s / withstand mode)
• 457 V AC (120 min / safe failure mode)
• TOV behaviour for UT (N-PE) 1200 V AC (200 ms / withstand mode)
• Tripping time tA (L-N) <= 25 ns
• tripping time tA (L-PE) <= 100 ns
• tripping time tA (N-PE) <= 100 ns
• Maximum primary fuse in through installations V 80 A (gG - 16 mm2)
• Maximum fuse value in radial installations 160 A (gG)