Compact Type 2 hard wired surge protector
MSB10-480(UL)
MSB10-480(UL)
Part Number: 561801
  • Compact type 2 (or 3) surge protector
  • Wall mounting and hard wired connection
  • Status indicators
  • IP66
  • UL1449 ed.4
Installation Sheet
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MSB10 surge protectors Type 2 (or 3) are designed for effective protection of sensitive equipment, in addition to the surge protector installation (coordination surge protector). These surge protectors utilize a compact and economica scheme based varistors, to obtain a power flow relevant for secondary protection.

SPD type
following IEC test		 3
Network
 347-480 Vac single-phase
AC system
 TT/TN
Nominal line voltage
 480 V
Max. AC operating voltage L-N 550 Vac
Temporary Over Voltage (TOV) Charasteristics - 5 sec.
without disconnection		 700 Vac withstand
Temporary Over Voltage (TOV) Charasteristics - 120 mn
without disconnection or with safety disconnection		 915 Vac disconnection
Operating current
Continious current at Uc		 < 1 mA
Follow current
None
Nominal discharge current
15 x 8/20 µs impulses		 3 kA
Max. discharge current
max. withstand @ 8/20 µs by pole		 10 kA
Withstand on Combinaison waveform IEC 61643-11
Class III test: 1.2/50µs - 8/20µs		 6 kV
Withstand on overvoltages IEEE C62.41.1 10 kV / 10 kA
Admissible short-circuit current 10 000 A
Protection mode(s)
 Common/Differential mode
Protection level
@ In (8/20µs)		 1.8 kV
Protection level L/N
@ In (8/20µs)		 1.8 kV
Protection level L/PE
@ In (8/20µs)		 1.8 kV
Protection level CM/DM
@ In (8/20µs) 		2 kV/2 kV
 
Technology MOV
Connection to Network wires
Mounting Wall or plate
Housing material Thermoplastic UL94-V0
Operating temperature -40/+85°C
Protection rating IP66
Failsafe behavior Disconnection
Disconnection indicator Green led OFF
Voltage/operating indicator Green Led ON
Dimensions
 See diagram
Certification UL / EAC
Standards compliance IEC 61643-11 / EN 61643-11 / UL1449 4ed.
Thermal disconnector Internal
Installation ground fault breaker Type 'S' or delayed