Ngwaọrụ nchebe nke ịwa ahụ (SPD) bụ ngwaọrụ dị mkpa maka nchekwa ọkụ nke akụrụngwa eletrọnịkị.A na-eji ya na-amachi nfefe ngwa ngwa nke eriri ọkụ na akara nnyefe mgbaàmà na oke voltaji nke akụrụngwa ma ọ bụ usoro nwere ike idi, ma ọ bụ Amụma dị ike ugbu a na-agbanye n'ime ala iji chebe ngwá ọrụ ma ọ bụ usoro echedoro site na mmetụta na mmebi.
| Igwe ọkụ eletrik IEC | 150 | 275 | 320 | 385 | 440 | ||
| Voltaji AC aha (50/60Hz) | 120V | 230V | 230V | 230V | 400V | ||
| Voltaji na-arụ ọrụ na-aga n'ihu (AC) | (LN) | Uc | 150V | 275V | 320V | 385V | 440V |
| (N-PE) | Uc | 255V | |||||
| Mwepu aha ugbu a (8/20μs) | (LN)/(N-PE) | In | 10kV/10kA | ||||
| Nchafu kacha ugbu a (8/20μs) | (LN)/(N-PE) | Imax | 20kA/20kA | ||||
| Ọkwa Nchekwa voltaji | (LN)/(N-PE) | Up | 0.6kV / 1.5kV | 1.3kV / 1.5kV | 1.5kV / 1.5kV | 1.5kV / 1.5kV | 1.8kV / 1.5kV |
| Soro ọkwa nkwụsịtụ ugbu a | (N-PE) | Ifi | 100OGWU | ||||
| Oge nzaghachi | (LN)/(N-PE) | tA | <25ns/<100ns | ||||
| Fuse ndabere (kacha) | 125A gL/gG | ||||||
| Ntụle okirikiri dị mkpụmkpụ (AC) | (LN) | ISCCR | 10kA | ||||
| TOV na-eguzogide 5s | (LN) | UT | 180V | 335V | 335V | 335V | 580V |
| TOV 120min | (LN) | UT | 230V | 440V | 440V | 440V | 765V |
| ọnọdụ | Iguzogide | Ọdịda adịghị mma | Ọdịda adịghị mma | Ọdịda adịghị mma | Ọdịda adịghị mma | ||
| TOV na-akwado 200ms | (N-PE) | UT | 1200V | ||||
| Oke okpomoku na-arụ ọrụ | -40ºF ruo +158ºF[-40ºC ruo +70ºC] | ||||||
| Iru mmiri na-ekwe omume | Ta | 5%… 95% | |||||
| Nrụgide ikuku na elu | RH | 80k Pa..106k Pa/-500m..2000m | |||||
| Terminal Screw Torque | Mmax | 39.9 lbf-na [4.5 Nm] | |||||
| Ngalaba Cross Conductctor (kacha) | 2 AWG ( siri ike, eriri) / 4 AWG (Mgbanwe) | ||||||
| 35 mm² (Sike, Stranded) / 25 mm² (Mgbanwe) | |||||||
| Ịkwanye | 35 mm DIN okporo ígwè, EN 60715 | ||||||
| Ọkwa nke Nchekwa | IP 20 (arụnyere n'ime ya) | ||||||
| Ihe eji eme ụlọ | Thermoplastic: Degree na-ekpochapụ UL 94 V-0 | ||||||
| Nchekwa okpomọkụ | Ee | ||||||
| Ngosipụta steeti / mmejọ na-arụ ọrụ | Green ok / ntụpọ uhie | ||||||
| Kọntaktị dịpụrụ adịpụ (RC) / RC ike ịgbanwee | Nhọrọ | ||||||
| Ngalaba Nduzi RC (max) | AC: 250V/0.5A;DC:250V/0.1A;125V/0.2A;75V/0.5A | ||||||
| 16 AWG (siri ike) / 1.5 mm² ( siri ike) | |||||||