Khabinete ea marang-rang a lesale e kopantsoe ka profil ea 8MF, 'me lesoba la modulus E = 20mm le kentsoe foreiming eohle. Sesebelisoa sa motlakase sa mofuta oa FZN21-12D kapa sesebelisoa sa motlakase sa motsoako oa fuse sa mofuta oa FZRN21-12D se kentsoe ka har'a khabinete ea marang-rang a lesale. Mofuta ona oa sesebelisoa sa motlakase o na le sesebelisoa sa ho tima sesebelisoa sa vacuum load switch, ho bula hanngoe fatše, 'me sesebelisoa sa ho tima sesebelisoa le sesebelisoa sa ho tima li na le ho robeha ho totobetseng.
Swichi ea ho itšehla thajana, swichi ea ho kenya lesoba, swichi ea ho theola mobu le lemati la khabinete li na le khokahano e phethahetseng ea mechini le lisebelisoa tse hokelanang, tse ka thibelang ho se sebetse hantle le ho netefatsa tlhokomelo e sireletsehileng.
E ka sebetsoa ka letsoho le ka motlakase. Lemati la khabinete ea ho lekanya le lemati la lisebelisoa li na le lipini tsa ho koala loto.
| Tjhe. | Lebitso | Yuniti | Paramethara | |
| 1 | Motlakase o lekantsoeng | kV | 12 | |
| 2 | Lekanyeditswe hona jwale | Sesebelisoa sa ho kenya thepa | - | 630 |
| Khabinete ea motlakase e kopaneng | - | 125 | ||
| 3 | E lekantsoe ka ho robeha ha potoloho e kgutshwane | kA | 31.5 | |
| 4 | E lekantsoe hona joale ho robeha ha mojaro o sebetsang | A | 630 | |
| 5 | E lekantsoe ka nako e khuts'oane ho mamella hona joale | kA | 20 | |
| 6 | Boleng ba tlhōrō bo lekantsoe bo mamella hona joale | kA | 50 | |
| 7 | Maqhubu a matla a lekantsoeng a mamella motlakase Pakeng tsa mohato, ho ea fatše/ho robeha | kV | 42/48 | |
| 8 | Motlakase oa lehalima o mamella motlakase Pakeng tsa mohato, ho ea fatše/ho robeha | kV | 75/85 | |
| 9 | Bophelo ba mechini | lipotoloho | 10000 | |
| 10 | E lekantsoe hona joale bakeng sa phetisetso | A | 3150 | |
| 11 | Mokhoa oa ts'ebetso | Mofuta oa letsoho kapa oa enjene | ||
| 12 | Sekala sa tšireletso | IP2X | ||
| Tjhe. | Lebitso | Yuniti | Yuniti ea switch ea mojaro | Yuniti ea motlakase e kopaneng | Yuniti ea sesebelisoa sa ho roba potoloho | ||
| 1 | Motlakase o lekantsoeng | kV | 12 | 12 | 12 | ||
| 2 | Lebelo la makhetlo | Hz | 50 | 50 | 50 | ||
| 3 | Lekanyeditswe hona jwale | A | 630 | 125 (ho latela motlakase oa fuse) | 630 | ||
| 4 | Boemo ba ho thibela ho tjheseletsa bo lekantsweng | Motlakase o mamellang maqhubu a motlakase oa metsotso e 1 | Pakeng tsa mohato, ho ea fatše | kV | 42 | 42 | 42 |
| Ho robeha | kV | 48 | 48 | 48 | |||
| Taolo le potoloho e thusang | kV | 2 | 2 | 2 | |||
| Motlakase o mamellang khatello ea lehalima | Pakeng tsa mohato, ho ea fatše | kV | 75 | 75 | 75 | ||
| Ho robeha | kV | 85 | 85 | 85 | |||
| 5 | E lekantsoe ka nako e khuts'oane ho mamella hona joale | kA/s | 20, 25/4 | —— | 20, 25/4 | ||
| 6 | Boleng ba tlhōrō bo lekantsoe bo mamella hona joale | kA | 50,63 | —— | 50,63 | ||
| 7 | E lekantsoe hona joale bakeng sa ho koala ha potoloho e khuts'oane | kA | 50,63 | E lekanyelitsoe ho fuse ea HV | 50,63 | ||
| 8 | E lekantsoe ka ho robeha ha potoloho e kgutshwane | kA | —— | E lekanyelitsoe ho fuse ea HV | 20,25 | ||
| 9 | E lekantsoe hona joale ea phetisetso | A | —— | 1700 | —— | ||
| 10 | E lekantsoe hona joale ho robeha ha mojaro o sebetsang | A | 630 | —— | —— | ||
| 11 | E lekantsoe ka ho roba hona joale ha sekgoqetsane se koetsoeng | A | 630 | —— | 630 | ||
| 12 | Bophelo ba mechini | Sesebelisoa sa ho kenya mojaro/sesebelisoa sa ho qhaqha potoloho | lipotoloho | 10000 | 10000 | 20000 | |
| 12 | Sesebelisoa sa ho tlosa/ho thella fatše | 3000 | 3000 | 3000 | |||
| 13 | Khanyetso ea potoloho | μΩ | ≤150 | —— | ≤150 | ||
| 14 | Khatello ea infleishene e lekantsoeng (khatello ea tekanyo ho 20℃) | Mpa | 0.04 | 0.04 | 0.04 | ||
| 15 | Sekhahla sa ho dutla ha khase selemo le selemo | Selemo | ≤0.01% | ≤0.01% | ≤0.01% | ||
| 16 | Sekala sa tšireletso | 'Mele oa kabinete | IP4X | IP4X | IP4X | ||
| Lebokose la peterole | IP67 | IP67 | IP67 | ||||
| 17 | Teko ea arc e tukang | kA/s | 25/0.5 | 25/0.5 | 25/0.5 | ||
| 18 | Kamore (khoutu ea IP) | / | IP2XC | ||||
| Lebokose la peterole (khoutu ea IP) | / | IP67 | |||||
| Sehlopha sa Kabinete (khoutu ea IP) | / | IP41 | |||||
| Sehlopha sa Kabinete (khoutu ea IK) | / | IP10 | |||||
| 19 | Khase ea ho thibela ho ruruha | / | Sf6 | ||||