ỌHỤRỤ ỌHỤRỤ: Siemens SIPROTEC 4 7UM6211-6EB92-0CB0 Multifunction moto Protection Relay Ugbu a dị na ngwaahịa.
Obi dị anyị ụtọ ịkpọsa ngwa ngwa nke Siemens SIPROTEC 4 7UM6211-6EB92-0CB0 igwe nchekwa igwe na-ahụ maka ọtụtụ ihe, ihe nchebe zuru oke maka moto asynchronous na draịva ụlọ ọrụ. Nke a 1/2x19" flush-mounting ngwaọrụ na-enye ntinye ọnụọgụ abụọ asaa, relays iri na abụọ gbakwunyere kọntaktị nche, na-ebuga nchedo moto zuru oke n'ụdị kọmpat. Ntinye ihe ngbanwe nke ugbu a na-akwado 1A secondary with sensitive earth fault detection (IEE) Relay na-arụ ọrụ site na 110V ruo 250V DC na 115V/230 DC na-enye ihe ntinye ọkụ ọkụ AC30. Ọdụdọ screw na-anabata wiwi ma ọ bụ mgbanaka ozugbo, na-akwado njikọ siri ike na gburugburu ụlọ ọrụ mmepụta ihe siri ike.

7UM6211-6EB92-0CB0 na-enye ọrụ nchekwa moto zuru oke gụnyere ANSI 49 (nfefe ọkụ), 50/51 (ngwa ngwa / oge na-agafe), 66 (mmalite ịmalitegharị), 48 (nleba anya oge moto), na 51V (voltaji na-achịkwa oke ọkụ). Thermal modeling na-agbakọ stator winding okpomọkụ na-eji otu-ahụ iche iche equations, na-atụle coolant okpomọkụ site na ntinye RTD. Nhọrọ nchedo rotor-mmejọ ụwa gụnyere 64R ọdịnala yana ụzọ ịgba ọgwụ mgbochi 1-3Hz maka ịchọpụta site na nguzogide mgbanwe dị elu. Ihe nlebanya agbagharị agbagharị na-amalite ugbu a, ọnọdụ rotor akpọchiri akpọchi, yana oge osooso, na-egbochi ịmalitegharịa ruo mgbe eweghachiri ọnọdụ okpomọkụ dị mma. Mpụta analog anọ (0-20mA) na-enye data arụ ọrụ ozugbo iji jikwaa sistemụ. Mita agbakwunyere na-eweghara ụkpụrụ kacha elu, nha nkeji/max, yana ọnụ ọgụgụ oriri ike. Oke okpomọkụ na-arụ ọrụ na-agbatị -20°C ruo +55°C yana nchekwa IP51 n'ihu. Sistemụ interface na-akwado PROFIBUS DP ohu site n'azụ Port B, ebe Port C na-enye njikọ DIGSI/modem site na RS485 maka nyocha anya na njikwa oke.
Ezinụlọ SIPROTEC 7UM6 na-enye ihe nchekwa nchekwa maka igwe na-atụgharị. Nke7UM6211-5EB92-0CB0atụmatụ nhazi I/O yiri ya nwere nhọrọ oke CT ọzọ. Maka nkwalite ọrụ nchekwa, nke7UM6221-5EB92-0CB0na-agbasa ọnụọgụ ọnụọgụ abụọ ruo 20 n'ime ụlọ 1x19" zuru oke. Nke7UM6225-6EB92-0CB0nabata 5A CT secondary maka ngwa dị ugbu a dị elu. Ndị ahịa chọrọ ihe ngosi eserese nwere ike họrọ ya7UM6231-5EB92-0CB0na LCD agbakwunyere na igodo ọrụ. Nke7UM6211-2EB91-0AA0na-enye ihe dị iche iche na-ebuli elu maka imewe panel na-agbanwe agbanwe. Modelsdị niile na-ekekọrịta algọridim nchebe na-agbanwe agbanwe, nha nha nha, yana usoro nkwukọrịta, na-enyere atụmatụ nchekwa moto ahaziri ahazi n'ofe mbugharị akụrụngwa.