why use mains protection relays?
TRANSCRIPT
Protection relays for the grid and equipment in
parallel-to-mains applications
WHY USE MAINS PROTECTION RELAYS?
2
Maintaining power supply stability(Z�[OL�PUZ[HSSLK�JHWHJP[`�PU�KLJLU[YHSPaLK�ZV\YJLZ�VM�LULYN`�JVU[PU\LZ�[V�PUJYLHZL��[OL�KPZ[YPI\[PVU�Z`Z[LT�JHU�ILJVTL�SLZZ�Z[HISL�YLZ\S[PUN�PU�H�Å�\J[\H[PVU�VM�NYPK�WHYHTL[LYZ�Z\JO�HZ�]VS[HNL�HUK�MYLX\LUJ �̀�;V�RLLW�[OL�LX\PSPIYP\T�HUK�LUZ\YL�ZHML�VWLYH[PVU�VM�[OL�NYPK��THPUZ�WYV[LJ[PVU�PZ�LZZLU[PHS�MVY�L]LY`�WV^LY�ZV\YJL�VWLYH[PUN�PU�WHYHSSLS�[V�NYPK�
(Z�H�YLZ\S[��<[PSP[PLZ�HUK�+PZ[YPI\[PVU�5L[^VYR�6WLYH[VYZ��+56Z��PZZ\L�YLN\SH[PVUZ��^OPJO�L]LY`�ZP[L�NLULYH[PUN�WV^LY�T\Z[�JVTWS`�^P[O��;OLZL�YLN\SH[PVUZ�OPNOSPNO[�[OL�ULLK�MVY�WYV[LJ[PVU�YLSH`Z�PU�VYKLY�[V�WYV[LJ[�[OL�KPZ[YPI\[PVU�UL[^VYR�MYVT�KHUNLYV\Z�LMMLJ[�VM�HZ`UJOYVUV\Z�NLULYH[PVU�HUK�TPUPTPZLZ�[OL�SPRLSPOVVK�VM�LX\PWTLU[�KHTHNL�JH\ZLK�I`�KPZ[\YIHUJLZ�JVTPUN�KPYLJ[S`MYVT�[OL�THPUZ�UL[^VYR�
The importance of mains protection to Utility Companies���,UZ\YLZ�ZHML�IHSHUJLK�VWLYH[PVU�VM�[OL�KPZ[YPI\[PVU�Z`Z[LT
���.\HYHU[LLZ�YLSPHISL�KLSP]LY`�VM�OPNO�X\HSP[`�LSLJ[YPJP[`
���(SSV^Z�ZTVV[O�PU]VS]LTLU[�VM�[OL�KPZ[YPI\[LK�NLULYH[PVU
���,UHISLZ�YLTV[L�JVU[YVS�VM�WV^LY�Z\WWS`�ZV\YJLZ
The importance of mains protection to Plant Operators>P[O�[OL�YLZWVUZPIPSP[`�MVY�YLSPHISL�WYV[LJ[PVU�VM�WSHU[��VWLYH[VYZ�T\Z[�PUZ[HSS�HUK�THPU[HPU�HKLX\H[L�WYV[LJ[PVU�LX\PWTLU[��7YV[LJ[PVU�ZL[[PUNZ�H[�[OL�PU[LYMHJLZ�IL[^LLU�[OL�UL[^VYR�VWLYH[VY�HUK�[OL�WSHU[�VWLYH[VY�JVUULJ[PVU�V^ULY�PZ�NV]LYULK�\ZPUN�JV\U[Y`�ZWLJP�J�N\PKLSPULZ��^OPSZ[�[OL�UL[^VYR�VWLYH[VY�KL[LYTPULZ�^OL[OLY�HUK�^OPJO�WYV[LJ[PVU�KL]PJLZ�HYL�[V�IL�ZLHSLK�VY�V[OLY^PZL�WYV[LJ[LK�HNHPUZ[�HS[LYH[PVUZ��
The plant operator then must ensure
���*VTWSPHUJL�^P[O�SVJHSS`�HWWSPJHISL�Z[HUKHYKZ�HUK�Y\SLZ
���*VTWSPHUJL�^P[O�[LJOUPJHS�JVUKP[PVUZ�VU�JVUULJ[PVU�[V�[OL�KPZ[YPI\[PVU�UL[^VYR
���7YL]LU[PVU�VM�NLULYH[VY�KHTHNL�JH\ZLK�I`�NYPK�WHYHTL[LYZ�V\[�VM�SPTP[Z
���9LK\J[PVU�VM�KV^U�[PTL�HM[LY�NLULYH[PVU�KPZJVUULJ[PVU���PU[LYY\W[PVU
* extract from German standard BDEW
Decentralized energy
High installed capacity at different locations
High demands on the distribution network stability
Stricter requirements from DNO’s on grid operation
Increasing demand forimproved protection
Development of ComAp MainsPro and InteliPro
MainsPro
InteliPro
How it works…&RP$S·V�0DLQV�3URWHFWLRQ
3
SOLAR
WIND
HYDRO
CHP
REMOTE ACCESS(ETHERNET, GPRS)
CONTROL CENTRE
CANBUS
INTELIPRO
MAINSPRO
BI
MONITOR f
MONITOR U
MEASUREMENT MEASUREMENT
MEASUREMENT
BO
Q
I
P
INTELIGEN INTELISYS
InteliSys BaseBoxInteliGen BaseBox
InteliPro
MainsPro
Why are protection relays important?;OL�W\YWVZL�VM�H�THPUZ�WYV[LJ[PVU�YLSH`�PZ�[V�H\[VTH[PJHSS`�KPZJVUULJ[�KLJLU[YHSPaLK�WV^LY�NLULYH[PVU�Z`Z[LT�MYVT�[OL�KPZ[YPI\[PVU�UL[^VYR�PU�[OL�L]LU[�[OL�HKTPZZPISL�WHYHTL[LY�]HS\LZ�VM�[OL�NYPK�HYL�Z\YWHZZLK�
���7YV[LJ[�[OL�NLULYH[PUN�\UP[Z�MYVT�THPUZ�KPZ[\YIHUJLZ�
���:HMLS`�KPZJVUULJ[�NLULYH[VY�MYVT�[OL�NYPK�HZ�ZVVU�HZ�H�MHPS\YL�PZ�KL[LJ[LK
��7YL]LU[�[OL�KPZ[YPI\[PVU�UL[^VYR�MYVT�MHPS\YL�
��4HPU[HPU�[OL�X\HSP[`�VM�WV^LY�KLSP]LYLK�[V�J\Z[VTLYZ
Where are protection relays necessary?4HPUZ�WYV[LJ[PVU�YLSH`Z�HYL�H�ULJLZZHY`�WHY[�VM�HSS�KPZ[YPI\[PVU�UL[^VYRZ�[OH[�MLH[\YL�H�]HYPL[`�VM�KLJLU[YHSPaLK�LULYN`�ZV\YJLZ��
���*VTIPULK�OLH[�HUK�WV^LY��*/7��NLULYH[PVU�
��9LUL^HISL�ZV\YJLZ�VM�LULYN`
��:PUNSL�VY�T\S[PWSL�NLULYH[PUN�\UP[Z
���:`UJOYVUV\Z�VY�HZ`UJOYVUV\Z�NLULYH[VYZ
Regulations around the world7YV[LJ[PVU�LX\PWTLU[�PZ�PTWVY[HU[�MVY�[OL�ZLJ\YL��HUK�YLSPHISL�VWLYH[PVU�VM�UL[^VYRZ��JVUULJ[PVU�MHJPSP[PLZ�HUK�NLULYH[PUN�WSHU[Z��/V^L]LY��[OL�YLN\SH[VY`�YLX\PYLTLU[Z�WSHJLK�\WVU�THPUZ�WYV[LJ[PVU�WLYMVYTHUJL�]HYPLZ�HJYVZZ�JV\U[YPLZ��HUK�PZ�KLWLUKLU[�\WVU�H�U\TILY�VM�RL`�MHJ[VYZ�
��3L]LS�VM�KLJLU[YHSPaLK�NLULYH[PVU�PU]VS]LTLU[
��6]LYHSS�JVUKP[PVU�VM�[OL�KPZ[YPI\[PVU�Z`Z[LT�
��(NYLLK�Z[HUKHYK�SPTP[Z�VM�[OL�NYPK�WHYHTL[LYZ
General requirements which mains protections have to cover*��7YVTW[�YLZWVUZL�[PTL�[V�MHPS\YL��UV[�L_JLLKPUN�����TZ�
��(JJ\YH[L�TLHZ\YLTLU[�VM�JYP[PJHS�]HS\LZ
��:LHS�VY�V[OLY�WYV[LJ[PVU�HNHPUZ[�\UPU[LU[PVUHS�JOHUNL�VM�ZL[[PUNZ
��;LZ[PUN�HUK�PUZWLJ[PVU�WYPVY�JVTTPZZPVU
* extract from German standard BDEW
4
MainsPro and InteliPro approvals and acceptances
&RXQWU\� 0DLQV3UR� ,QWHOL3UR� &HUWLÀ�HG� $SSURYHG�E\� Utilities*
(\Z[YHSPH� �� �� 0,*�������
*aLJO�9LW\ISPJ� �� �� � �
+LUTHYR � � �
,\YVWL� �� �� 0,*�������
-YHUJL� �� �� =+,�=����������
.LYTHU`� ��� �� =+,�=����������
.YLLJL� �� �� =+,�=����������
/\UNHY` � � �
0[HS`� �� � *,0�����
0YLSHUK � �
7VSHUK� �� � *,9;@-02(;�0LU
:SV]HRPH � � �
;\YRL`� �� �� =+,�=����������
<UP[LK�2PUNKVT� �� �� � �
<:(� �� �� <3�����
QR�FHUWLÀ�FDWH�LV�UHTXLUHG
Why inverters are not VXIÀ�FLHQW,Q�WKH�VSHFLÀ�F�FDVH�RI�PV installations, Mains Protection ensures:
Safety0UKLWLUKLU[�WYV[LJ[PVU�HSSV^Z�PTTLKPH[L�JPYJ\P[�IYLHRLY�KPZJVUULJ[PVU�MVY�ZLJ\YL�WV^LY�Z\WWS`�ZLWHYH[PVU�MYVT�[OL�NYPK�
Reliability9LK\UKHU[�\UP[�^P[O�PUKP]PK\HS�WYVJLZZVY�HUK�KPMMLYLU[�SVNPJ�LUZ\YLZ�OPNOLY�YLSPHIPSP[ �̀
Capability>PKLY�YHUNL�VM�WYV[LJ[P]L�M\UJ[PVUZ��^OPJO�PUJS\KL�YL]LYZL�WV^LY��KPYLJ[PVUHS�V]LYJ\YYLU[��UL\[YHS�]VS[HNL�KPZWSHJLTLU[�HUK�LHY[O�MH\S[�J\YYLU[�TLHZ\YLTLU[�
Accuracy/PNOLY�HJJ\YHJ`�HZ�Z[HUKHYK��^P[O�WYV[LJ[PVUZ�[LZ[LK�VU�WYLJPZL�MHPS\YL�L]HS\H[PVU��ZOVY[LZ[�[YPWWPUN�[PTLZ�HUK�KL[LJ[PVU�VM�PU[LYUHS�MHPS\YLZ�
Simplicity0U[\P[P]L�HUK�\ZLY�MYPLUKS`�^P[O�LHZ`�VWLYH[PVU�HUK�^PYPUN��HSSV^PUN�MVY�YLTV[L�
JVU[YVS�MYVT�L_[LYUHS�KL]PJL�
5
Solar (PV) applicationClotted Cream making factory, Cornwall, UK-VY�V]LY�����`LHYZ�9VKKH»Z�OH]L�ILLU�[OL�^VYSK�YLJVNUPZLK�IYHUK�VM�*VYUPZO�JSV[[LK�JYLHT�HJOPL]PUN�[OL�JV]L[LK�7YV[LJ[LK�+LZPNUH[PVU�VM�6YPNPU�MVY�[OL�KLSPJPV\Z�WYVK\J[�[OL`�THU\MHJ[\YL�PU�9LKY\[O��*VYU^HSS�
(Z�H�^H`�VM�THUHNPUN�M\[\YL�LULYN`�JVZ[Z��H�OPNO�WLYMVYTHUJL�WOV[V]VS[HPJ�Z`Z[LT�JHWHISL�VM�NLULYH[PUN����R>W�L]LU�PU�SV^�SPNO[�JVUKP[PVUZ�^HZ�YLJLU[S`�PUZ[HSSLK�VU�[OL�MHJ[VY`�YVVM��^P[O�[OL�WYVTPZL�VM�KLSP]LYPUN�Z\Z[HPUHISL�HUK�YLSPHISL�WV^LY�V\[W\[�V]LY�H����`LHY�WLYPVK��(�ULJLZZHY`�WHY[�VM�[OL�JVTTPZZPVUPUN�WYVJLZZ�^HZ�[OL�[LZ[PUN�HUK�WYV[LJ[PVU�]LYP�JH[PVU�VM�[OL�JVTWSL[L�Z`Z[LT�I`�[OL�SVJHS�LSLJ[YPJP[`�JVTWHU`�HZ�WHY[�VM�[OL�<2�.� ���NYPK�JVUULJ[PVU�WYVJLK\YLZ�
¸6U�M\[\YL�WYVQLJ[Z�SPRL�[OLZL�^OLYL�JVTWSL[L�NYPK�WYV[LJ[PVU�ZVS\[PVUZ�HYL�ULLKLK�I`�V\Y�JSPLU[Z�^L�^PSS�HS^H`Z�\ZL�4HPUZ7YV�HZ�H�JLU[YHS�JVTWVULU[�PU�V\Y�Z`Z[LT��>P[O�[OL�ILULÄ�[�VM�VU�SPUL�WYVK\J[�[YHPUPUN�^L�WYLMLY�4HPUZ7YV�ILJH\ZL�P[»Z�H�]PY[\HSS`�WS\N�HUK�WSH`�ZVS\[PVU¹�
9VUUPL�)HRRLY��;LJOUPJHS�+PYLJ[VY�������:VSHY
Solar PanelsSolar panels are now an established and cost effective option for generating electricity, and as the supply operates in parallel-to-mains, require protection that meets the local utility supply standards.
%HQHÀ�W� Wider range of protective Increased safety of the installation
Applications and case studies from around the world
6
Wind turbinesLarge-scale wind farms supply direct to the electric power transmission networks, whilst smaller facilities are used to provide electricity in remote locations for individual homes and communities.
%HQHÀW��Remote communication capability for isolated applications
Water powerSmall to medium water power plants are now increasingly common across Europe with the principal purpose of generating electricity directly back to the grid to cover GHPDQG�SHDNV�DQG�EHQHÀW�from ComAp modules providing full protection for generators operating parallel-to-mains.
%HQHÀW� Easy to install and intuitive to use
Applications and case studies from around the world
7
CHP application'·9LQH�5LSH�7RPDWR�JURZLQJ�IDFLOLW\��$GHODLGH��$XVWUDOLD0U�[OPZ�THQVY�*/7�HWWSPJH[PVU�PUZ[HSSLK�I`�7V^LY�HUK�+YP]L�:VS\[PVUZ��Ä]L�VUZP[L�NLULYH[VYZ�OLSW�KLSP]LY�[OL�ULJLZZHY`�WV^LY�YLX\PYLK�[V�VWLYH[L�JSPTH[L�JVU[YVS�Z`Z[LTZ�[OH[�PUJS\KLZ�MHUZ��ZO\[[LYZ�HUK�L]HWVYH[P]L�JVVSLYZ�HZ�^LSS�HZ�PYYPNH[PVU�W\TWZ��O`KYVWVUPJ�HY[PJ\SH[PVU�Z`Z[LTZ��YVIV[PJ�WPJRPUN�THJOPULZ�HUK�WV^LY�NLULYHSS`�HJYVZZ�[OL�WSHU[�
;OL�WYVQLJ[�MLH[\YLZ�H�M\SS�YHUNL�VM�*VT(W�KLKPJH[LK�OHYK^HYL�HUK�WYL�JVUÄN\YLK�ZVM[^HYL�HUK�YLWYLZLU[Z�[OL�SHYNLZ[�HWWSPJH[PVU�[V�KH[L�MVY�*VT(W»Z�4HPUZ7YV�TVKLS��;OL�NLULYH[VYZ�VWLYH[L�PU�WHYHSSLS�HUK�PU�OHYTVU`�[V�[OL�THPUZ�\[PSP[`�Z\WWS`�VM�����R>�KLSP]LYPUN�HKKP[PVUHS�WV^LY�[OYV\NO�H�JVTIPUH[PVU�VM�[OYLL�KPLZLS�NLULYH[VYZ�JVTWYPZPUN�[^V������R>�*(;������HUK�VUL�����R>�*\TTPUZ�8:8���WHJRHNL��;OLZL�HYL�JVTWSLTLU[LK�I`�[^V�*(;������NHZ�WV^LY�NLULYH[PUN�WYV]PKPUN�����R>�¶�HSS�VM�^OPJO�^LYL�THUHNLK�]PH�H�JLU[YHS�JVU[YVS�YVVT�
;OL�WV^LY�JVUÄN\YH[PVU�PZ�KLZPNULK�ZV�[OL�NHZ�NLULYH[VYZ�Y\U�PU�WLYTHULU[�WHYHSSLS�^P[O�[OL�THPUZ�Z\WWS �̀�HUK�HZ�[OL�ZP[L�SVHK�PUJYLHZLZ�[OYV\NO�[OL�KH`�[OL�[OYLL�KPLZLS�NLULYH[VYZ�Z[HY[�HUK�Y\U�PU�WHYHSSLS�^P[O�[OL�THPUZ�HUK�NHZ�NLULYH[VYZ�PU�H�MVYT�VM�WLHR�SVW�VWLYH[PVU��
4HPUZ7YV�OLSWZ�THPU[HPU�H�Z[HISL��YLSPHISL�HUK�ZHML�WYV[LJ[PVU�Z`Z[LT�WYV]PKPUN�[Y\L�94:�TLHZ\YLTLU[�MVY�PUJYLHZLK�HJJ\YHJ �̀�L]LU[�YLJVYK��HZ�^LSS�HZ�WYV[LJ[P]L�M\UJ[PVUHSP[ �̀�Z\JO�HZ�]LJ[VY�ZOPM[�HUK�YH[L�VM�JOHUNL�VM�MYLX\LUJ`��96*6-��HSS�PU��VUL�\UP[�
Why ComAp protections?���0U[LYUH[PVUHS�YLJVNUP[PVU�HTVUN�\[PSP[PLZ
���>PKL�YHUNL�VM�JLY[PÄJH[PVUZ�HUK�Z[HUKHYK�JVTWSPHUJL
���-SL_PIPSP[`�PU�\ZHNL
���<ZLY�MYPLUKS`�HUK�PU[\P[P]L�ZL[[PUN��HUK�VWLYH[PVU
���*VT(W�J\Z[VTPaLK�H[[P[\KL
CHPMini cogeneration (CHP) installations between 5 – 500 kWe in buildings or medium sized business can take full advantage of a completely integrated range of mains protection products that operate seamlessly with dedicated generator controllers (measuring all values via CAN BUS) and displaying the whole installation on one screen using the free PC tool InteliMonitor.
%HQHÀW� Seamlessly integrated packages
MainsPro MAINS DECOUPLING RELAYMainsPro is a protection relay for mains-to-parallel applications, including generator sets, cogeneration, micro turbines or renewable energy sources such as photovoltaic plants or wind turbines. It provides adjustable voltage, frequency and loss of mains protections to safeguard both the distribution network and the generators.
���-SL_PISL�Z\WWS`�]VS[HNL�HUK�TLHZ\YLTLU[�YHUNL�
���:\P[HISL�MVY�Z[HUKHYK�+05�YHPS�PUZ[HSSH[PVU�VY�KVVY�TV\U[��VW[PVUHS�
���-YPLUKS`�PU[LYMHJL�^P[O�LHZ`�ZL[[PUN
���*VTWHJ[�KLZPNU�HSSV^Z�PUZ[HSSH[PVU�PU[V�YLZ[YPJ[LK�ZWHJLZ
���:PTWSL�^PYPUN�^P[O�KL[HJOHISL�JVUULJ[VYZ
���0UJYLHZLK�LMÄJPLUJ`�VM�JVTTPZZPVUPUN�[LZ[Z
���0U[LNYH[LK�TLJOHUPJHS�SVJR�[V�ZLJ\YL�`V\Y�ZL[[PUN
4HPUZ7YV�JVTWSPLZ�^P[O�0,*��������.����.� ����<3������*,0�������0,U�59����������HUK�=+,�=����������
For further information go to www.comap.cz/protections. &HUWLÀFDWLRQV��DSSURYDOV�DQG�RWKHU�ÀOHV�DUH�DYDLODEOH�RQ�UHTXHVW�
InteliPro UTILITY PROTECTION RELAY,QWHOL3UR�LV�D�KLJKO\�ÁH[LEOH�LQWHUFRQQHFWLRQ�PDLQV�GHFRXSOLQJ�SURWHFWLYH�UHOD\�DQG�ZLWK�H[WHQVLYH�SURWHFWLYH�functions it meets the strictest utility interconnection requirements and can be used in wide range of distributed generation applications.
���+L[HPSLK�OPZ[VY`�SVN�M\SS`�YLJVYKZ�[OL�UH[\YL�VM�THPUZ�KPZ[\YIHUJLZ�PUJS\KPUN�IYV^U�V\[Z�
���>H[JOKVN�YLWVY[PUN�WYV]PKLZ�PUJYLHZLK�YLSPHIPSP[`�VM�[OL�PUZ[HSSH[PVU�
���+VVY�TV\U[�WVZZPIPSP[`�^P[O�JSLHY�NYHWOPJHS�KPZWSH`�HSSV^Z�M\SS�HJJLZZPIPSP[`�
��7HZZ^VYK�WYV[LJ[PVU�LUZ\YLZ�ZL[[PUNZ�HYL�M\SS`�ZLJ\YLK�
���(K]HUJLK�VU�SPUL�JVTT\UPJH[PVU�UV[PÄLZ�`V\�PTTLKPH[LS`�VM�JOHUNLZ�PU�`V\Y�THPUZ�JVUULJ[PVU
��,_[LUZP]L�JVTT\UPJH[PVU�HUK�L_[LUZPVU�TVK\SLZ�Z\WWVY[
0U[LSP7YV�JVTWSPLZ�^P[O�.����.����.� ����<3�����0,,,�������0,*�������HUK�=+,�=����������
<ZLM\S�WYVK\J[�PUMVYTH[PVU
MANUFACTURER:
ComAp a.s. *aLJO�9LW\ISPJ�7OVUL!�������������������-H_!�������������������,�THPS!�PUMV'JVTHW�Ja�0U[LYUL[!�www.comap.cz
LOCAL DISTRIBUTOR/PARTNER:
Customer satisfaction is our mission. We continuously develop our people to be the best to succeed in our mission.
��*VT(W��-LH[\YLZ�HUK�ZWLJPÄJH[PVU�HYL�Z\IQLJ[�[V�JOHUNL�^P[OV\[�WYPVY�UV[PJL�� ��������*7),4(79