Metra NCTCP_001 Akwụkwọ ntuziaka onye nwe netwọkụ

1 ……………………………………………………………………………………………………………………………………………………………………… …………………………………………………………………………………………………………………………………………………………………………………………
3.1. Onye njikwa netwọkụ Metra……………………………………………………………………………………………………………………………………… 4 3.2. Ọkụ ọkụ: 12V/3.5 Nkwụsị netwọkụ 4………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………… ………………………………………………………………………………………………………………………………………………………………….. 3.1 120. Njikọ ọkụ ………………………………………………………………………………………………………………………………………………… Njikọ LAN ………………………………………………………………………………………………………………………………………………… Metra NET njikọ netwọk……………………………………………………………………………………………………………………………………… 5 4. Njikọ Inflattons: ………………………………………………………………………………………………………………………………… …………………………………………………………………. 5 4.1. METRA NETTWORK SCHEMATICS …………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………… Otu ụdị ọrụ ………………………………………………………………………………………………………………………………………………………………………………………………………………… Ụdị arụ ọrụ abụọ……………………………………………………………………………………………………………………………………………………… ………………………………………………………………………………………………………………………………………………………………………………… 5 4.2. Usoro ngbanwe maka onye na-ahụ maka netwọkụ TCP/IP: ………………………………………………………………………………………….. 5 4.3. Usoro ndochi maka efere mgbanye ugboro ugboro maka akwa 6": ………………………………………… ………………………………………………………………………………………………………………………………………………………………………………………….. 4.4 6. NKWUKWU ………………………………………………………………………………………………………… …………………………………………………………. 5

Onye njikwa netwọkụ Metra – ntuziaka nka
©2021 Metra inzenering doo Ikike niile echekwabara.
Enweghị akụkụ nke akwụkwọ ntuziaka a nwere ike ịmegharị n'ụdị ọ bụla ma ọ bụ n'ụzọ ọ bụla na-enweghị ikike ederede mbụ nke Metra inzeniring doo ọdịnaya nke akwụkwọ ntuziaka a ga-agbanwe n'enweghị ọkwa. Emeela mgbalị niile iji hụ na izi ezi nke ọdịnaya nke akwụkwọ ntuziaka a, agbanyeghị, ọ bụrụ na achọpụtara njehie ọ bụla, Metra inzeniring ga-enwe ekele dị ukwuu ịgwa ha. Metra inzeniring doo enweghị ike iburu ibu ọrụ maka mperi ọ bụla na ntuziaka a.

[rev.2-12042021] Ọdịnaya nke akwụkwọ a ga-agbanwe n'enweghị ọkwa

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Ntuziaka Nka na ụzụ Metra Network Controller 1. Ozi gbasara iwu

smart ka mkpọchi

Onye nrụpụta:
Akara ahia: Nlereanya/ụdị ntụaka: Koodu ngwaahịa Nkebi Nọmba: Afọ Ewubere

Metra inzeniring doo IOC Trzin Spruha 19 SI-1236 Trzin, Slovenia
Sistemụ Metra MEW
Onye njikwa netwọkụ Metra
NCTCP_001
1705
2017-2019

ekwentị: +386 1 56 10 740 fax: +386 1 56 10 744 web: www.metra.si

Ngwaahịa a kwekọrọ na ihe ndị dị mkpa chọrọ yana ihe ndị ọzọ dị mkpa nke ntuziaka EU ndị a: · RoHS Recast (RoHS2) Ntuziaka 2011/65/EU nke European Parliament na Council on
mmachi nke iji ụfọdụ ihe dị ize ndụ na ngwa eletriki na ngwa eletrọnịkị. Ntuziaka Electromagnetic ndakọrịta (EMC) 2014/30/EU na-ahụ na ọkụ na eletrọnịkị
akụrụngwa anaghị ewepụta, ma ọ bụ na ọ naghị emetụta ya, ọgba aghara electromagnetic.

Ozi gbasara gburugburu ebe obibi maka ndị ahịa EU WEEE Ntuziaka ntuziaka: Akara a na-egosi ngwaahịa a dabara na ihe nchekwa chọrọ nke European Council Directive 2012/19/EU. Ọ na-achọ ka a ghara ikpofu ngwaahịa ndị ejiri akara a na mkpofu ime obodo anaghị ahazi. A ga-ekpochapụ ngwaahịa a iche na mkpofu ụlọ site na ụlọ ọrụ nchịkọta ahapụtara nke ndị ọchịchị obodo họpụtara. Biko kpọtụrụ ndị isi obodo ma ọ bụ ọrụ mkpofu mkpofu maka ozi ndị ọzọ.

Ngwaọrụ a na-akwado akụkụ 15 nke Iwu FCC. Ọrụ dị n'okpuru ọnọdụ abụọ ndị a: (1) Ngwaọrụ a nwere ike ọ gaghị ebute nnyonye anya na-emerụ ahụ, yana (2) ngwaọrụ a ga-anabatarịrị nnyonye anya ọ bụla enwetara, gụnyere nnyonye anya nwere ike bute ọrụ na-achọghị.
A nwalere ngwaọrụ a wee hụ na ọ na-akwado oke maka ngwaọrụ dijitalụ Klas B, dịka akụkụ 15 nke Iwu FCC. Emebere oke ndị a iji nye nchebe ezi uche dị na ya megide nnyonye anya na-emerụ emerụ na ntinye ụlọ. Akụrụngwa a na-ewepụta ojiji ma nwee ike ịgbasa ike ugboro redio yana, ọ bụrụ na etinyeghị ya ma jiri ya dịka ntuziaka ahụ siri dị, nwere ike ibute ndabichi na-emerụ ahụ na nkwukọrịta redio. Agbanyeghị, enweghị nkwa na nnyonye anya agaghị eme na otu nrụnye. Ọ bụrụ na akụrụngwa a na-ebute nnyonye anya na-emerụ ahụ na nnabata redio ma ọ bụ telivishọn, nke enwere ike ikpebi site na ịgbanyụ ma gbanye akụrụngwa, a na-agba onye ọrụ ume ka ọ nwaa idozi nnyonye anya site na otu ma ọ bụ karịa n'ime usoro ndị a:
· Megharịa ma ọ bụ bugharịa antenna nnata. · Mee ka nkewa dị n'etiti akụrụngwa na nnata. · Jikọọ akụrụngwa n'ime oghere dị na sekit dị iche na nke ejikọrọ onye nnata. Kpọtụrụ onye na-ere ahịa ma ọ bụ onye ọrụ redio/TV nwere ahụmahụ maka enyemaka.
Mgbanwe ọ bụla ma ọ bụ mgbanwe ọ bụla na-akwadoghị nke ọma site n'aka ndị na-ahụ maka nnabata nwere ike imebi ikike onye ọrụ iji rụọ ngwa ahụ.

[rev.2-12042021] Ọdịnaya nke akwụkwọ a ga-agbanwe n'enweghị ọkwa

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Akwụkwọ ntuziaka Metra Network Controller

smart ka mkpọchi

2. Nkọwa ngwaahịa
Metra Network Controller bụ ihe ntụgharị / njikọ n'etiti Metra NET Network (CAN) na netwọk LAN kọmputa (TCP/IP). Ọ na-enyere nkwukọrịta n'etiti ngwaọrụ Metra NET na ngwanrọ Metra NET arụnyere na kọmputa nkeonwe n'otu netwọkụ LAN. Metra Network Controller na-achịkwa ihe ruru ngwaọrụ 60 ejikọrọ na Metra NET Network. Ọ bụrụ na ejiri ihe karịrị ngwaọrụ 60 na sistemụ, ọtụtụ netwọkụ Metra dị iche iche na-achịkwa Metra Network Controllers nke ejikọrọ na netwọk LAN. Enwere ụdị ọrụ abụọ dịnụ: otu (nna ukwu) na dual (nna ukwu / ohu). Na otu ọnọdụ naanị otu Metra Network Controller ka a na-eji maka netwọk Metra NET ọ bụla. Ihe ọzọ nwere ike ime bụ iji ọnọdụ abụọ, ebe Metra Network Controllers na-achịkwa otu netwọk Metra NET. Otu Metra Network Controller na-arụ ọrụ dị ka nna ukwu na nke ọzọ bụ ejighi oru ohu na-ewe n'elu akara nke Metra NET netwọk bụrụ na nna ukwu malfunction, wdg Master ngwaọrụ jikọọ na otu njedebe nke Metra Net Network na ohu ngwaọrụ na ndị ọzọ. Na nkịtị ọrụ naanị nna ukwu ngwaọrụ na-achịkwa ngwaọrụ niile na Metra NET Network na ohu na-eje ozi dị ka ihe na-ekpo ọkụ mapụtara ma na-arụ ọrụ na ikpe nke LAN, Metra NET ma ọ bụ nna ukwu ngwaọrụ ọdịda na mgbe ọdịda ebighị ngosi ngosi na-eziga site Metra PC SW n'elu LAN / WAN. netwọk. Ọ bụrụ na Metra NET Network kwụsịrị, ngwaọrụ abụọ ahụ ga-abụ nna ukwu ma weghara ngwaọrụ ejikọrọ na mpaghara Metra NET Network. Enwere ike ijikọ bọtịnụ push nke na-enyere mmeghe mberede nke Metra ELS, ELS NET na LCC NET mkpuchi jikọọ na otu Metra NET Network na Metra Network Controller.
3. Akụkụ bụ isi
3.1. Onye njikwa netwọkụ Metra
Onye njikwa netwọkụ Metra

3.2. Ike ọkụ: 12V / 3.5 A
Ntinye: 100 240 VAC / 12 W / 50 60 Hz Njikọ ntinye: EU ọkọlọtọ 230 VAC njikọ mmepụta: 12 VDC / 3.5 A ogologo eriri USB: 1.5 m

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Akwụkwọ ntuziaka Metra Network Controller

smart ka mkpọchi

3.1. Onye nrụpụta netwọkụ 120
Network Terminator 120 maka nkwụsị njedebe nke ahịrị okporo osisi.

4. Njikọ

nkọwa

Ntinye ike 1 12VDC

2 Metra NET Network *

3 Kọmputa LAN netwọk

4 bọtịnụ ntinye ọrụ

5 bọtịnụ ntinye ọrụ

* IHE: Njikọ netwọk Metra NET nwere nkwụsị nke ime ime.

4.1. Njikọ ike

Jiri naanị ọkọnọ ike agbakwunyere. Jikọọ eriri ọkọnọ ọkụ na njikọ ahapụtara

4.2. Njikọ LAN

Jikọọ eriri LAN UTP na njikọ ahapụtara.

[rev.2-12042021] Ọdịnaya nke akwụkwọ a ga-agbanwe n'enweghị ọkwa

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Akwụkwọ ntuziaka Metra Network Controller

smart ka mkpọchi

4.3. Metra NET njikọ netwọk
Maka Metra NET jiri eriri UTP ọkọlọtọ wee jikọọ ya na njikọ ahọpụtara.
NKWUKWU Lezienụ anya ka ị ghara ịgwakọta njikọ Metra NET na njikọ LAN.
ATTENTION ọdụ ụgbọ mmiri Metra NET akwụsịla n'ime. Jiri Network Terminator 120 na njedebe nke ahịrị okporo osisi.
4.4. Njikọ bọtịnụ ntinye ọrụ
Bọtịnụ bọtịnụ ọrụ F1 na F2 (akara akara dị ka EOP1 na EOP2) dị n'ihu panel site na njikọ Phoenix. Site na ndabara, agbanyụrụ ọrụ abụọ a.

Enwere ike ịhazi bọtịnụ ntanye F1/F2 ọ bụla site na Metra Server Software WEB Interface ma budata ya na ebe nchekwa ime "Metra Rack". Nhọrọ ndị a ga-ekwe omume:
· Gbanyụọ (Nkwarụ) · Ọchụchọ nchekwa rụọ ọrụ · Ọchụchọ nchekwa gbanyụọ · Mkpu ọkụ Mee ka ọ rụọ ọrụ · Mkpu oku gbanyụọ · Ọnọdụ ndakọrịta EOPN · Ọnọdụ ndakọrịta njikwa ohere enwere ike ịhazi bọtịnụ ọrụ “F” ọ bụla maka ọrụ abụọ dị iche iche · Pịa ma jide sekọnd 4. . A na-ejikarị eme ihe maka ịgbalite ọrụ. Pịa ma hapụ obere oge. A na-ejikarị eme ihe maka nkwụsị ọrụ.
Ọ bụrụ na ị na-eji eriri abụọ gbagọrọ agbagọ ma ọ bụ eriri UTP nwere njikọ RJ-45, jikọọ bọtịnụ imeghe ihe mberede dịka egosiri na foto a. Maka imeghe ihe mberede jiri waya na-acha anụnụ anụnụ na anụnụ anụnụ/ọcha nke eriri UTP.

[rev.2-12042021] Ọdịnaya nke akwụkwọ a ga-agbanwe n'enweghị ọkwa

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Akwụkwọ ntuziaka Metra Network Controller

smart ka mkpọchi

5. Ngosipụta ọrụ

Metra Network Controller nwere LED-acha anụnụ anụnụ n'akụkụ ihu iji gosi ọkwa ịgba ọsọ nkịtị. Ọ na-egbuke egbuke n'ime ụda obi.

6. Ọkụ akara ngosi

# agba 1 Red 1 Green 2 akwụkwọ ndụ akwụkwọ ndụ 3 Amber/Green

Metra NET (CAN) Tx Metra NET (CAN) Rx LAN (10 Mbps / 100 Mbps) Njikọ zuru oke / ọkara duplex

[rev.2-12042021] Ọdịnaya nke akwụkwọ a ga-agbanwe n'enweghị ọkwa

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Akwụkwọ ntuziaka Metra Network Controller

smart ka mkpọchi

7. METRA NETTWORK SCHEMATICS
Isiakwụkwọ abụọ na-esote na-akọwa ụdị ọrụ ọ bụla dị mfe otu na dị mfe. Maka Metra NET topology examplee “Akwụkwọ ntuziaka nwụnye Metra NET Network”.
Nlebara anya Maka ntụnyere ọnọdụ otu na nke abụọ, lee mgbakwunye 1 – 4.
7.1. Otu ụdị ọrụ
Na otu ọnọdụ naanị otu Metra Network Controller ka a na-eji maka netwọk Metra NET ọ bụla.

[rev.2-12042021] Ọdịnaya nke akwụkwọ a ga-agbanwe n'enweghị ọkwa

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Akwụkwọ ntuziaka Metra Network Controller

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7.2. Ụdị arụ ọrụ abụọ
Na ọnọdụ abụọ Metra Network Controllers na-achịkwa otu netwọk Metra NET. Otu Metra Network Controller na-arụ ọrụ dị ka nna ukwu na nke ọzọ bụ ejighi oru ohu na-ewe n'elu akara nke Metra NET netwọk bụrụ na nna ukwu malfunction, wdg Master ngwaọrụ jikọọ na otu njedebe nke Metra Net Network na ohu ngwaọrụ na ndị ọzọ. Na nkịtị ọrụ naanị nna ukwu ngwaọrụ na-achịkwa ngwaọrụ niile na Metra NET Network na ohu na-eje ozi dị ka ihe na-ekpo ọkụ mapụtara ma na-arụ ọrụ na ikpe nke LAN, Metra NET ma ọ bụ nna ukwu ngwaọrụ ọdịda na mgbe ọdịda ebighị ngosi ngosi na-eziga site Metra PC SW n'elu LAN / WAN. netwọk. Ọ bụrụ na Metra NET Network kwụsịrị, ngwaọrụ abụọ ahụ ga-abụ nna ukwu ma weghara ngwaọrụ ejikọrọ na mpaghara Metra NET Network.

[rev.2-12042021] Ọdịnaya nke akwụkwọ a ga-agbanwe n'enweghị ọkwa

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Akwụkwọ ntuziaka Metra Network Controller

smart ka mkpọchi

8. Nkwekọrịta

Enwere ike iji njikwa netwọkụ Metra ọhụrụ dị ka nnọchi maka njikwa netwọkụ ochie TCP/IP (na foto)

8.1. Usoro ngbanwe maka onye njikwa netwọkụ TCP/IP:
- Kwupu TCP/IP njikwa ochie - Ọ bụrụ na etinyere ya na Rack, jiri efere ndozi dozie onye njikwa netwọkụ Metra ọhụrụ - Jiri ike ọhụrụ (njikọ dị iche iche uche) - ọdụ ụgbọ mmiri Metra NET ka dị otu. - Bọtịnụ bọtịnụ mepere emepe na-abịa ugbu a nwere ọdụ ụgbọ mmiri abụọ dị iche iche
(lee isi: 4.4 Njikọ bọtịnụ push) - ọdụ ụgbọ USB adịghịzi. - LAN ọdụ ụgbọ mmiri na-anọ otu
8.2. Usoro ndochi maka Efere Nkwalite Efere maka 19" rack:

Maka ịkwanye Metra Network Controller n'ime efere nhazi ihe dị mkpa. Mgbe ị na-edochi ụdị ochie nke Network Controller TCP/IP, a ga-etinyerịrị efere ngbanwe a na Rack.

[rev.2-12042021] Ọdịnaya nke akwụkwọ a ga-agbanwe n'enweghị ọkwa

Ibe 10

Ntuziaka Nka na ụzụ Metra Network Controller 9. TECHNICAL DATA

smart ka mkpọchi

Voltage ọrụtage oriri ugbu a
Oriri ike Oke okpomọkụ na-arụ ọrụ: Oke iru mmiri na-arụ ọrụ:
Ngosipụta ọkụ ọkụ a na-ahụ anya: Nchekwa:
Akụkụ na mm (w/h/l):
Metra NET (CAN):
Njikọ:

12V DC kwadoro (11.5 15V DC kwadoro) 0.3 A 86 Wh / ụbọchị 0C ruo + 50C 10% ruo 80% (na-abụghị condensing) 1 x na-agba ọsọ LED, 1 x LAN, 1 x Metra NET Network, ebe nchekwa na-adịghị agbanwe agbanwe ụlọ ahịa 150/27/79 Onye njikwa CAN dịpụrụ adịpụ. 1000 V iche voltage Ike, Metra NET Network, netwọk LAN, ntinye bọtịnụ 2 x (mmepe mkpọchi mberede)

10. NKWUKWU

Ihe mgbakwunye 1: Ihe Okike 2: Ihe Okike 3: Ihe Okike 4:

schematics ọrụ – Nrụmọrụ schematics arụmọrụ – Nrụ ọrụ ngwaọrụ ma ọ bụ ike ngwaọrụ ọnwụ schematics Arụmọrụ schematics – Metra NET Network nkwụsịtụ Ọrụ schematics – Kọmputa LAN nkwụsị netwọk

[rev.2-12042021] Ọdịnaya nke akwụkwọ a ga-agbanwe n'enweghị ọkwa

Ibe 11

Usoro nhazi nke Metra Network Controller - Ọrụ nkịtị

Ihe mgbakwunye 1

Ụdị otu
Ngwaọrụ 1

Ngwaọrụ 2

Ngwaọrụ 3

Ngwaọrụ N

Onye njikwa netwọkụ Metra (Master)
nnabata 1

Metra NET Network
Gbanwee LAN

nnabata 2

Metra DB Server

Nkwukọrịta n'etiti ngwaọrụ Metra na Metra SW

Ụkpụrụ abụọ
Ngwaọrụ 1

Ngwaọrụ 2

Ngwaọrụ 3

Ngwaọrụ N

Onye njikwa netwọkụ Metra (Master)
nnabata 1

Gbanwee

Metra NET Network LAN

Onye njikwa netwọkụ Metra (Ohu)

nnabata 2

Metra DB Server

Nkwukọrịta n'etiti ngwaọrụ Metra na Metra SW

Ọdịnaya nke akwụkwọ a ga-agbanwe n'enweghị ọkwa

smart ka mkpọchi

Usoro nhazi ọrụ Metra Network Controller – Ngwaọrụ adịghị arụ ọrụ ma ọ bụ enweghị ike ngwaọrụ

Ihe mgbakwunye 2

Ụdị otu
Ngwaọrụ 1

Ngwaọrụ 2

Ngwaọrụ 3

Ngwaọrụ N

Onye njikwa netwọkụ Metra (Master)
nnabata 1

Metra NET Network
Gbanwee LAN

nnabata 2

Metra DB Server

Nkwukọrịta n'etiti ngwaọrụ Metra na Metra SW

Ụkpụrụ abụọ
Ngwaọrụ 1

Ngwaọrụ 2

Ngwaọrụ 3

Ngwaọrụ N

Onye njikwa netwọkụ Metra (Master)
nnabata 1

Gbanwee

Metra NET Network LAN

Onye njikwa netwọkụ Metra
(Ohu)
Nna-ukwu

nnabata 2

Metra DB Server

Nkwukọrịta n'etiti ngwaọrụ Metra na Metra SW

Ọdịnaya nke akwụkwọ a ga-agbanwe n'enweghị ọkwa

smart ka mkpọchi

Usoro nhazi nke Metra Network Controller - nkwụsị netwọk Metra NET

Ihe mgbakwunye 3

Ụdị otu
Ngwaọrụ 1

Ngwaọrụ 2

Ngwaọrụ 3

Ngwaọrụ N

Onye njikwa netwọkụ Metra (Master)
nnabata 1

Metra NET Network
Gbanwee LAN

nnabata 2

Metra DB Server

Nkwukọrịta n'etiti ngwaọrụ Metra na Metra SW

Ụkpụrụ abụọ
Ngwaọrụ 1

Ngwaọrụ 2

Ngwaọrụ 3

Ngwaọrụ N

Onye njikwa netwọkụ Metra (Master)
nnabata 1

Gbanwee

Metra NET Network LAN

Onye njikwa netwọkụ Metra
(Ohu)
Nna-ukwu

nnabata 2

Metra DB Server

Nkwukọrịta n'etiti ngwaọrụ Metra na Metra SW

Ọdịnaya nke akwụkwọ a ga-agbanwe n'enweghị ọkwa

smart ka mkpọchi

Usoro nhazi ọrụ Metra Network Controller – Nkwụsị netwọkụ LAN Kọmputa

Ihe mgbakwunye 4

Ụdị otu
Ngwaọrụ 1

Ngwaọrụ 2

Ngwaọrụ 3

Ngwaọrụ N

Onye njikwa netwọkụ Metra (Master)
nnabata 1

Metra NET Network
Gbanwee LAN

nnabata 2

Metra DB Server

Nkwukọrịta n'etiti ngwaọrụ Metra na Metra SW

Ụkpụrụ abụọ
Ngwaọrụ 1

Ngwaọrụ 2

Ngwaọrụ 3

Ngwaọrụ N

Onye njikwa netwọkụ Metra (Master)
nnabata 1

Gbanwee

Metra NET Network LAN

Onye njikwa netwọkụ Metra (Ohu)
Nna-ukwu

nnabata 2

Metra DB Server

Nkwukọrịta n'etiti ngwaọrụ Metra na Metra SW

Ọdịnaya nke akwụkwọ a ga-agbanwe n'enweghị ọkwa

smart ka mkpọchi

Akwụkwọ / akụrụngwa

Metra NCTCP_001 Njikwa netwọkụ [pdf] Akwụkwọ ntuziaka onye nwe
NCTCP_001, NCTCP_001 Network Controller, Network Controller, Controller

Ntụaka

Akwụkwọ ntuziaka onye ọrụ

Metra NCTCP_001 Akwụkwọ ntuziaka onye nwe netwọkụ

NCTCP_001 Njikwa netwọkụ

Nkọwapụta:

Nkọwa ngwaahịa:

Akụkụ ndị bụ isi:

3.1. Onye njikwa netwọkụ Metra

3.2. Ike ọkụ: 12V / 3.5 A

3.1. Onye nrụpụta netwọkụ 120

Njikọ:

4.1. Njikọ ike:

4.2. Njikọ LAN:

4.3. Metra NET njikọ netwọk:

4.4. Njikọ bọtịnụ ntinye ọrụ:

Ajụjụ A na-ajụkarị (FAQ):

Akwụkwọ / akụrụngwa

Ntụaka

Hapụ ikwu

Kagbuo nzaghachi