I. Application hku nna garan ginhka ai
1. Nhtoi garan ai box
Madung hku nna nta hte rung ni hta nhtoi htoi ai circuit hpe hkang na matu lang ai ndai box ni gaw, n-gun n law ai (10A-63A) hpe hkam sharang lu nna, kata na circuit breaker (sh) hka pru ai hpe makawp maga ai arung arai ni hpe bang da ai. Dai ni gaw n-gun n law ai, n-gun n rawng ai, garan gachyan ai circuit hpe hparan na matu mung htuk manu ai.
2. N-gun garan ai Box
Hpaga lam hte wan jak ni zawn re ai n-gun kaba ai wan jak ni a matu laksan galaw da ai ndai box ni gaw, n-gun kaba ai wan n-gun (100A-630A) hpe hkam sharang lu nna, n-gun grai law ai hte short-circuit hpe makawp maga ya lu ai. Ndai box ni hpe jakrung ni hte bungli galaw ai shara ni hta law law lang mu lu nna, n-gun kaba ai circuit breaker ni ra ai.
3. Metering garan ai sumpu
Ndai box ni hta wan n-gun shadawn shadang bungli ni hpe hpawng de da nna, n-gun shadawn shadang hte garan gachyan na matu jai lang ai. Dai ni hpe masha nga ai buga hpung ni (sh) hpaga yumga galaw ai nta ni a chyinghka kaw lang chye ma ai. Mungdan madang (GB/T 7251.3 zawn re ai) hte maren, shanhte a hkrak ai lam gaw Class 1 (sh) Class 2 madang hte maren rai ra ai.
II. Install galaw ai ladat hku nna garan ginhka ai
1. Ntsa -Mawn tawn da ai garan gachyan ai sumpu
Bunghku (sh) bracket hta hkrak sha noi da ai ndai box hpe bang na matu loi ai raitim, tsawm htap ai lam n law ai. Nta dingsa ni hpe gram lajang ai (sh) aten kadun wan n-gun jaw ai lam ni a matu htuk manu ai.
2. Makoi magap da ai garan gachyan ai sumpu
Bunghku kata de bang da ai, panel hpe sha dan dawng hkra galaw da ai, grau tsawm htap ai hkrang hpe jaw ya ai, raitim, dai sumpu hpe shawng-lup tawn da ra ai. Dai hpe nta nnan ni (sh) gram lajang ai bungli ni hta law law lang mu lu ai.
3. Npu-Mawn tawn da ai garan gachyan ai sumpu
Ndai sumpu gaw grau kaba nna, ga ntsa e hkrak tawn da ai. Substation hte data center zawn re ai n-gun garan gachyan ai lam hta grai sawng ai shara ni a matu htuk manu ai.
III. Arung arai hku nna garan ginhka ai
1. Metal garan ai sumpu
Cold-rolled steel (sh) stainless steel hte galaw da ai rai nna, IP rating (IP54 (sh) dai hta jan ai) grai tsaw ai hte hkra machyi ai lam hpe mung n-gun ja ai hku hkam sharang lu ai, raitim, lamu ga hpe atsawm sha n-gun dat nna, n-gun n-rawng ai hpe makawp maga ra ai.
2. Plastic garan ai sumpu
Shi gaw grai kaja ai insulation hpe jaw ya ai, n-gun n law ai, n-gun n rawng ai, n-gun n rawng ai, raitim wan hpe n-gun n rawng ai (V0 flame retardancy hpe hkan sa ra ai). Nta ni (sh) hka n htum ai shara ni hta grau lang ai.
IV. Makawp maga ai madang hku nna garan ginhka ai
1. Madang (IP20-IP30)
Ga nhpu hte nhtoi htoi ai kaw na sha makawp maga ya ai, katsi katsang re ai nta kata na makau grup yin ni a matu htuk manu ai.
2. Hka n shang hkra (IP65-IP67)
Hka n-gun kaba ai -hka n-gun hte aten kadun hka de lup bang ai kaw na makawp maga ya ai, shinggan hte npu nta zawn re ai hka lim ai shara ni hta htuk manu ai.