| Lightning Resistant Series |
| Type |
NSTP |
NSTR |
NTTP |
NTTR |
| Appearance of installation |
Built-in type without case |
Stationary case available |
Built-in type without case |
Stationary case available |
| Number of phases |
Single Phase |
Single Phase |
3-phase |
3-phase |
| Linear |
2-wire |
2-wire |
3 lines |
3 lines |
| Frequency |
50/60Hz |
50/60Hz |
50/60Hz |
50/60Hz |
| Rated Input Voltage |
100~400V (as specified) |
100~400V (as specified) |
100~400V (as specified) |
100~400V (as specified) |
| Rated Output Voltage |
100~400V (as specified) |
100~400V (as specified) |
100~400V (as specified) |
100~400V (as specified) |
| Output Capacity |
500~10KVA |
500~10KVA |
5~50KVA |
5~50KVA |
| (By designation) |
(By designation) |
(By designation) |
(By designation) |
| Heat resistance class |
H |
H |
H |
H |
| Surge transition rate (balance) |
-60dB or less |
-60dB or less |
-60dB or less |
-60dB or less |
| （3KV 1.2×50μS） |
（3KV 1.2×50μS） |
（3KV 1.2×50μS） |
（3KV 1.2×50μS） |
| Impulse withstand voltage |
Primary side to secondary side/ground: 30KV (excluding arrester, 1.2 x 50μS) |
Primary side to secondary side/ground: 30KV (excluding arrester, 1.2 x 50μS) |
Primary side to secondary side/ground: 30KV (excluding arrester, 1.2 x 50μS) |
Primary side to secondary side/ground: 30KV (excluding arrester, 1.2 x 50μS) |
| Efficiency |
More than 90% below 5KVA |
More than 90% below 5KVA |
More than 90% below 5KVA |
More than 90% below 5KVA |
| 5KVA or more, 95% or more |
5KVA or more, 95% or more |
5KVA or more, 95% or more |
5KVA or more, 95% or more |
| Insulation resistance |
100MΩ or more at DC1000V megger |
100MΩ or more at DC1000V megger |
100MΩ or more at DC1000V megger |
100MΩ or more at DC1000V megger |
| Dielectric strength |
Primary side to secondary side/ground AC1000V (excluding arrester, 1 minute) |
Primary side to secondary side/ground AC1000V (excluding arrester, 1 minute) |
Primary side to secondary side/ground AC1000V (excluding arrester, 1 minute) |
Primary side to secondary side/ground AC1000V (excluding arrester, 1 minute) |
