xref There are many options, and few people really understand them all. H�\��n�0E�|��������VB���JYL[Mf>���A� r�"?�ܪ�&R�C��;p��ջ��M��vfs�.��x�m0�p�lU��o�ϣ�=7S�����e��p��2��t�2Ǜ��t�!�g�{�B쇓����ߛ|������f�6]8����֜�ɗe�.����CZ���_�)�r9^Q��p��6�f8��*�km���Zga��;����&fU�?E�J�"��%�?��O�'������B~���Le9�b��,�Y��,fYK�`!ؑX� 3��LY2��-��݅�݅���;twtppptppp�����������G�E�E���Q�(r�9�e�"Gy��M��K&���*�*��3�̾��ʾ��ʾ��ʾ���}=�z:{8{:{8{:{8{:{8{:{8{:{8{�y������5��/��C�׾j�1�-�l�e/a�C����8�� CAUTION Counterbalance valves are not relief valves or energy-saving devices. 0000117634 00000 n 0000001666 00000 n Pressure adjustment from 1000 to 5000 PSI. �i�t�O��4U�N���D�N�ޮ�AYe;A�)*�f�&Ԛ��)h-� �M�¼�@M!��V�9l���Ѵ]�H��8n'@N�V�7p�������( �c��5ow4��6�3"��1l�=�kdB�1Z+���-�^������D�]�����~#���_#�r:��w���]�|�e�(KhM6+�i��\��ej�U����߾��㫵d�R2�~9�ܿ���Ǘ޼ݻs� �0�L��CQ56�Πg���ߵ�\�_/�t�[yAqP�S� ׇCQ4wQK�ă�'�� Tڋ�xY�㳟��z�؞F��:��V8�2�RL(59�{gR��a��U�:cj��v���Z���w�\�X�o���ZI�f�f���l7�4���` }�a2Z@A͜9�T����]\(�!m�����d�\c�V�R�����]0���L��� ȳG��>y��YaD�G[�R�?m�q�����XRw�aX�Kk2�r�,m��>�[DI�o��9��F;�u����ix�۶�u"IPiS�{���f)>��y��Μ��4�|�[!4%l�X)rB��w�4��ͯ� �p�� endstream endobj 1234 0 obj <>stream 0000012543 00000 n Inlet pressue rating of aluminum body is 3000 PSI. �ǔz�Ț��P���\M��QRP�l�ч�ǵ�5j(r�Ж����#��)�K� %>&}��N���퐲b�T��� ~�ٜ�?��� �@�H endstream endobj 1231 0 obj [/Separation/Rot/DeviceCMYK<>] endobj 1232 0 obj <> endobj 1233 0 obj <>stream 0000049963 00000 n endstream endobj 265 0 obj <>/ViewerPreferences<>/Metadata 11 0 R/Pages 10 0 R/StructTreeRoot 13 0 R/Type/Catalog>> endobj 266 0 obj <>/ProcSet[/PDF/Text]/Properties<>>>/ExtGState<>>>/Type/Page>> endobj 267 0 obj <> endobj 268 0 obj <> endobj 269 0 obj <> endobj 270 0 obj <>stream 0000117525 00000 n H�\�]k�@���+沽(Q��m!V[�b?Xw@LF7�&a�����S�����8�����n�w�+���9�ɝ��M�:�R�1���X�\�5�Ƿ�os�Ǣ̇��/��4U����uJw��i�c|,�o�������������m��K�'�p�k�)}�ǯ�%�r>��o��n�?�3�~��>F���/)�m��uSݟcQ-�k����Z�o�{��c�S�NE����yI^����� yޑw�7����K+�L�L�L�L�"�����Bp ��L�B~���M�%�v ��]�.a��K�%�v ���f��W�+�-y�&�M��6n"�$p��M=======�ܔ��|e�"_���W�+���|e�"_���W��A٥s�W쯯�W0�Q��G��r�>�}��1�ct68� �Fg�����lt68� �Fg�����lt�� 7W%�h�y�[J� %PDF-1.4 %���� ��~�{�u]?�3����)��� �$6 endstream endobj 1223 0 obj <> endobj 1224 0 obj <>stream CARTRIDGES Screw ty p e, they can be fitted directly into the cav - ity in the actu ato r (cy linder, m o to r, p u m p , etc.) Walvoil S.p.A. - Headquarters Direzione e Coordinamento Interpump Group Spa Via Adige 13/D 42124 Reggio Emilia - ITALY Tel. 0000002510 00000 n When a cylinder is supporting a vertically mounted load, and its directional valve shifts to lower the load, the load may fall uncontrollably as its weight pushes fluid out of the cylinder. 0000001995 00000 n The valve body is available with different port sizes and thread types. H��WKo7�ϯб-0�(�z AvҠR�X=�4I��E�~?J����ȤIo��}��I��|)�����X�����k����L�O���������惛 &�Y@�}�K�N"�\"Q����$⳪#l�����g��Bq_5������ Ls�T�#-�#X���)F�����C.Ƃ��O%/ k��~�����^*(:JXd7XRh]u������UX dtl��;�L�ٗȷ��& ZV�����B���Dp^�L+��;� Follow. Hydraulic schematic on next page this is only use this drawing as a reference as there may be some differences on your specific machine. COUNTERBALANCE VALVE, FREE REVERSE 10 GPM 20 GPM 35 GPM C0825 C1025 C1225 8-051.0 8-052.0 8-053.0 DCBA-08 DCBA-10 DCBA-12 DUAL COUNTERBALANCE VALVE … The line connected between the counterbalance valve and cylinder’s rod-end port acts on a small piston area (1 in. 264 0 obj <> endobj <]>> 0000013578 00000 n 0000018941 00000 n 0000121479 00000 n 315 0 obj <>stream x�b```f``�����`��A�X����c��Mu�J1� fE��+�&-}]�~�����T�x�kXZFGGD��5 @1�4?���l�9�2�3T0�0�`m�Vbc)�)��*�����?A���QH�F*��m��L��I�E���0F 00�k�k��h���i�(кYl�p�������揀��00e�Ҍ@� � �5� As an example, consider a press with a two-ton platen (Fig. 0000015678 00000 n 0000009734 00000 n x�bbbg`b``Ń3� ����0 �4 The v alv es are m ade o f s teel AV-PB (9 SM hPb2 8 o r 3 2 ) o r o f Ng2 Pb (1 6 NC r4 ) fo r the Knowledge Base Article Type: Instructions CPM Counterbalance Valve Adjustments WARNING Never work on, clean or service this unit, control panel or any machine or open or remove any protective cover, guard, grate, door, or The check section allows Hydraulic Counterbalance Valve Application The counterbalance valve, also called a holding valve, is used to prevent a weight from falling uncontrollably. counterbalance valves again follow the instructions above. 0000010381 00000 n 264 52 0000058754 00000 n `�p��q�|S�!pg����B���Og?�ބ/���_0'>M,8{>eգS)�é�KlN�~���V����9�8yar�Ÿ ��@{H�L��sL�9療��a�]��'���$^`#�3��U!�(\��H�$p�満��&�q����p$67.Q��|eZ������K�+���l�+p���Yt�OO��j����b��i�ާ��Y���l�j�B�#' ���Zzj�q 9�Ȍ���vj�.^�g\�(⋯�豣6y� ��U/H������+�'��>� This valve is 3-ported, externally piloted and low leakage. Model Name/Number: Counterbalance Valve Brand: CBF Hydraulics Counterbalance Valves Prezzure Hydraulics Belgaum Plot No. E 5.933.2.1/11.15 300 Counterbalance Valve Poppet Type, Direct-Acting Metric Cartridge – 420 bar RSM12121 Up to 120 l/min Up to 420 bar The counterbalance valve RSM12121 is a direct-acting poppet valve. 0000084977 00000 n 0000028028 00000 n /�E�ؾ���� ���h�iH���$9�J��J����|no����T��o�Cԩn�>^�[_Fu��I�QU]����K�����:�˾9��r��_������˺j��5I�U���^~�W�n]�7^b3�L�V����Eߊ�{q�*�{�W��z����|��y�23k”m�]Qƾh�1Yf�g����JbS�w}����T�)��v;ޞe&[�$����6�ʡw��@;(�Ig���d�DKMK� y�B�Ԗ���� 3.27). 0000058341 00000 n trailer <<23F3FF1D08BC4B01A81764245C8FCA9F>]/Prev 630273/XRefStm 2021>> startxref 0 %%EOF 1280 0 obj <>stream Counterbalance Valve RS08-01 is a compact cartridge design with operating pressure up to 5000 psi (350 bar) and flow rate up to 10 gpm (38 l/min). 0000004389 00000 n Dual counterbalance RE 18307-73 Edition: 03.2016 Replaces: 07.2012 Flow Q Pressure Δp A-VBSO-DE-30-FCB-PI 08.48.12 - X - Y - Z Technical data Max. 0000010229 00000 n counterbalance valve for these dynamic systems presents a challenging task. 0000012041 00000 n C 11-1 • This is a direct acting type pressure adjustment valve and Pressure Control Valvesdepending on the internal or external pilot pressure and drain combinations can be used as sequence, counterbalance, relief, or unload valves. 0000001536 00000 n H�\��j�0E�� 0000135229 00000 n 0000005053 00000 n These valves are used for • Precise control of overrunning loads • Positive load holding in any position • Protection from pump cavitation Quick Reference Counterbalance Valves Catalog Hydraulic Vent CB10-HV OPERATION CB10-HV : Counterbalance valve, 10-size, hydraulic vent. When there is … CAUTION: Counterbalance valves can be damaged by severe decompression shock. 0000134911 00000 n 0000058065 00000 n h���1 0ð4��u\Gag&`�'MF[����!�ߞ /a endstream endobj 1220 0 obj <>/Metadata 74 0 R/PageLabels 71 0 R/Pages 73 0 R/StructTreeRoot 76 0 R/Type/Catalog/ViewerPreferences<>>> endobj 1221 0 obj <>/ExtGState<>/Font<>/ProcSet[/PDF/Text/ImageB]/XObject<>>>/Rotate 0/StructParents 1/TrimBox[0.0 0.0 595.276 841.89]/Type/Page>> endobj 1222 0 obj <>stream The following illustration shows a counterbalance valve schematic. This unit is a line mounting body fitted with 2 screw in cartridge style, direct acting, poppet type, adjustable, pilot assisted, hydraulic counterbalance valves with free reverse, sealed pilot port and spring-chamber connected to tank. 1219 0 obj <> endobj xref 1219 62 0000000016 00000 n 0000016021 00000 n We reserve the right to change specifications without notice. h�b``�b``/a`c`�8� Ȁ �@1v� �m� 0000117705 00000 n 0000002983 00000 n If a directional valve (not shown in the picture) is shifted into position that lowers the load, then the fluid from the rod chamber of the cylinder can exit only if pressure at port P (pilot pressure) and port L (load pressure) create enough force to overcome the spring force and open the valve. 0000128784 00000 n 0000004319 00000 n operating pressure 410 bar (5945 psi) Max. 0000003520 00000 n 0000002967 00000 n Counterbalance valve is also a type of normally closed valve which permits the flow of fluid in one direction but will offer resistance in fluid flow in other direction until pressure reaches up to a level at which valve opens. 0000005710 00000 n startxref '`�`�g��>��k�7~F#p�y���^�~q6�i��k��툝�GHG�C�xG��� R��W�z?#��6ׯ_�2����T�h�A������8b�2p�w\|y��;��ӵc�mpZb':y� ����ԛI��PnA���楝��j@��J@��l��H�:�T�Q�!T S�^9��RsӠ�CRU��Np�t�!�&��w4�p���#. 0000007699 00000 n 3 Port Sizes Code Port Size Housing Number Aluminium Steel ... An Eaton Brand EATON Screw-In Cartridge Valves E-VLSC-MC001-E December 2009 161.A F Where measurements are critical request certified drawings. 0000005369 00000 n The respective high pressure is balanced and fed to the brake release valve (pressure reducing valve) via the shuttle valve. 0000009086 00000 n 0000019879 00000 n 0000084385 00000 n H��W[k7~�_�G�teit�h�PZ4�З�w9I�;N����͌��Ħ4>�䀣oV���Fcn�;oF���`�8S�R�S���Ӗ��p*؜�%j�쉖�'�)+�\��u���̻��v�m�fG� ���L ���mx������M���� �bs(��f"�s���`����K�o���Cq�|� ��������/ZW� 0000002021 00000 n 0000003564 00000 n 0000014771 00000 n ��Q2���=r�>r��%CR��6�1�a��֌�U}�}�U�`nEҀ���$mC�]���K�G����)�Zm����:7�`�P�}� `C�}���^�%��14$BA���x�JC>����RBJ��=FҒe�4i�_�h�hH�\� �F� YJh�(���&NR��m)+k������"����O!l���wK1X� �_D#���BP�� �T�G����Q�x��;/�~*�K�z�*��А��C�> Y�;d��w�H#&��#F W��*�����ڌ �6��GP�nʱ�@��Q��m�f�P%��C�{�*~�i�h���ڣ��ܫ��T�Z�E��Bc�@fV¼Gopw'�$&�5�. 0000017267 00000 n 0000079649 00000 n 0000000016 00000 n 0000004680 00000 n Counterbalance Valve, Hydraulic Vent, Pilot Port 1 Model No. 0000020016 00000 n 0000055285 00000 n 0000085243 00000 n �� g�� endstream endobj 1225 0 obj <> endobj 1226 0 obj <> endobj 1227 0 obj <> endobj 1228 0 obj <> endobj 1229 0 obj <> endobj 1230 0 obj <>stream �L�ۀ=�/���"iA�l��8��f���(�� �ֺ� 0000005483 00000 n Photo above shows the counterbalance valves location. 0000050287 00000 n 0000002393 00000 n CB - Counterbalance Valves Application Notes A typical circuit application for a counterbalance valve contains a pump, directional control valve, and an actuator. 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