RMC-121D https://deif-staging.jcdhotel.dk/products/rmc-121d/ Current relay en Thu, 18 Jun 2026 05:13:19 GMT Active 28c27067-a7f1-44e7-aeb0-105f50168904 The RMC-121D combined short circuit and over-current relay is applied for protection of generators against both over-currents and short circuit currents.

]]> The RMC-121D combined short circuit and over-current relay is applied for protection of generators against both over-currents and short circuit currents (I> + I>>).

RMC-121D has two sets of contacts.

Variants

RMC-111D

  • Short circuit
  • I>>: 100 to 400 %. <50 mS response time

RMC-121D

  • Short circuit
  • I>>: 100 to 400 %. 2 sets of contacts (parallel)

RMC-122D

  • Short circuit and over-current
  • I>>: 100 to 400 %, I>: 50 to 150 %
  • Combined functionality

RMC-131D

  • Differential current
  • I>>: 100 to 400 %. 2 sets of contacts (parallel).
]]>
  • Short circuit and over-current circuit relay (I> + I>>)
  • ANSI code 50 and 51
  • Measurement of 3-phase currents
  • LED indication of fault condition
  • Timer-controlled tripping
  • LED indication for activated relay
  • 35 mm DIN rail or base mounting
    • ]]>     General safety note 4189341189 UK-FR.pdf https://deif-cdn-umbraco.azureedge.net/media/t3ofzpjw/general-safety-note-4189341189-uk-fr.pdf?rnd=134045044194400000&v=9 bd5c5d87-9036-4df9-881e-cc1bd5ed3b40 MDR-2 Thu, 09 Oct 2025 17:26:59 GMT 2025-10-09T17:26:59+00:00 2025-10-09T17:26:59+00:00 eng document C Other Technical Documentation RMC-121D Data sheet 4921240260 UK.pdf https://deif-cdn-umbraco.azureedge.net/media/w1bbk4sa/rmc-121d-data-sheet-4921240260-uk.pdf?rnd=133973054216770000&v=9 7a05c3ae-f540-429e-9509-8ef97ed6d952 RMC-121D Fri, 18 Jul 2025 09:43:41 GMT 2025-07-18T09:43:41+00:00 2025-07-18T09:43:41+00:00 eng document E Data Sheet EPN RMC RMV RMP RMQ RMF LMR 3D STEP-files.zip https://deif-cdn-umbraco.azureedge.net/media/vfshtin0/epn-rmc-rmv-rmp-rmq-rmf-lmr-3d-step-files.zip?rnd=133885798686130000&v=9 a17964b1-d6ba-4265-a48c-44dc0700f68d EPN-110DN Tue, 08 Apr 2025 09:57:48 GMT 2025-04-08T09:57:48+00:00 2025-04-08T09:57:48+00:00 eng document A Drawings BV 07644-D0 UK.pdf https://deif-cdn-umbraco.azureedge.net/media/0kmbx10m/bv-07644-d0-uk.pdf?rnd=133854675866170000&v=9 ef0b99ca-614c-4c5e-95d0-def6142c735f EPN-110DN Mon, 03 Mar 2025 09:26:26 GMT 2025-03-03T09:26:26+00:00 2025-03-03T09:26:26+00:00 eng document F Approvals/Certifications CCS GB23PTB00059 04 UK.PDF https://deif-cdn-umbraco.azureedge.net/media/q0mcwols/ccs-gb23ptb00059-04-uk.pdf?rnd=133584326713770000&v=9 392b989e-5272-41c6-8562-ea5d45848873 LSU-112DG Wed, 24 Apr 2024 11:44:31 GMT 2024-04-24T11:44:31+00:00 2024-04-24T11:44:31+00:00 eng document A Approvals/Certifications DNV TAA00000Z2 3 UK.PDF https://deif-cdn-umbraco.azureedge.net/media/242dgypd/dnv-taa00000z2-3-uk.pdf?rnd=133578925954630000&v=9 6133b8ff-61e3-4eb1-b493-8b1e8de6e986 LMR-111D Thu, 18 Apr 2024 05:43:15 GMT 2024-04-18T05:43:15+00:00 2024-04-18T05:43:15+00:00 eng document C Approvals/Certifications RINA ELE114522XP UK.PDF https://deif-cdn-umbraco.azureedge.net/media/naunrfqq/rina-ele114522xp-uk.pdf?rnd=133578925901170000&v=9 96c82970-a210-4898-bfb6-e536910b0edc LMR-111D Thu, 18 Apr 2024 05:43:10 GMT 2024-04-18T05:43:10+00:00 2024-04-18T05:43:10+00:00 eng document A Approvals/Certifications KRS CPH06107-AC007.pdf (1) https://deif-cdn-umbraco.azureedge.net/media/utzfecj5/krs-cph06107-ac007.pdf?rnd=133578925825330000&v=9 0942f3bc-cf3f-4713-854d-f9f4244a031c LSU-112DG Thu, 18 Apr 2024 05:43:02 GMT 2024-04-18T05:43:02+00:00 2024-04-18T05:43:02+00:00 eng document A Approvals/Certifications LR LR22450906TA UK.pdf https://deif-cdn-umbraco.azureedge.net/media/jrehf2gb/lr-lr22450906ta-uk.pdf?rnd=133578925749570000&v=9 f0624954-3ac1-46b6-8e47-341d54b4152f LSU-112DG Thu, 18 Apr 2024 05:42:54 GMT 2024-04-18T05:42:54+00:00 2024-04-18T05:42:54+00:00 eng document A Approvals/Certifications RMC-111D 地上電力 JA.pdf (1) https://deif-cdn-umbraco.azureedge.net/media/udvp1dw3/rmc-111d-地上電力-ja.pdf?rnd=133578925739930000&v=9 8eedebb8-31dd-41fb-88ae-7905ab88b6c5 RMC-111D Thu, 18 Apr 2024 05:42:53 GMT 2024-04-18T05:42:53+00:00 2024-04-18T05:42:53+00:00 jpn document A Brochures/Handouts RMC Marine & Offshore KO.pdf https://deif-cdn-umbraco.azureedge.net/media/iiqfplfo/rmc-marine-offshore-ko.pdf?rnd=133578925633900000&v=9 ac57205a-4dae-4146-bdb8-215bf434d329 RMC-111D Thu, 18 Apr 2024 05:42:43 GMT 2024-04-18T05:42:43+00:00 2024-04-18T05:42:43+00:00 kor document A Brochures/Handouts RMC Marina y Offshore ES.pdf https://deif-cdn-umbraco.azureedge.net/media/pqshls0b/rmc-marina-y-offshore-es.pdf?rnd=133578925601300000&v=9 cb752464-0b41-426d-b748-70eb1b780132 RMC-111D Thu, 18 Apr 2024 05:42:40 GMT 2024-04-18T05:42:40+00:00 2024-04-18T05:42:40+00:00 spa document A Brochures/Handouts Uni-line, TOP 4921240243 FR.pdf https://deif-cdn-umbraco.azureedge.net/media/fxgjvwt5/uni-line-top-4921240243-fr.pdf?rnd=133578925541030000&v=9 da8acd35-cf7f-4336-b6bd-d983e91cb2ee EPN-110DN Thu, 18 Apr 2024 05:42:34 GMT 2024-04-18T05:42:34+00:00 2024-04-18T05:42:34+00:00 fra document E Brochures/Handouts UL 20101217-E233044 UK.pdf https://deif-cdn-umbraco.azureedge.net/media/lcvlztgd/ul-20101217-e233044-uk.pdf?rnd=133578925381070000&v=9 ccbcaa40-81c3-4eb7-abb8-5909a27f0775 EPN-110DN Thu, 18 Apr 2024 05:42:18 GMT 2024-04-18T05:42:18+00:00 2024-04-18T05:42:18+00:00 eng document A Approvals/Certifications Uni-line, TOP 4921240130 UK.pdf https://deif-cdn-umbraco.azureedge.net/media/cfbddqn4/uni-line-top-4921240130-uk.pdf?rnd=133578925334270000&v=9 c1314209-19be-471a-9ccc-f87a9d256125 EPN-110DN Thu, 18 Apr 2024 05:42:13 GMT 2024-04-18T05:42:13+00:00 2024-04-18T05:42:13+00:00 eng document N Brochures/Handouts RMC-121D Installation instructions 4189340260 UK.pdf https://deif-cdn-umbraco.azureedge.net/media/i2wne4um/rmc-121d-installation-instructions-4189340260-uk.pdf?rnd=133578925276100000&v=9 7ad22d5f-1b8c-4c82-8ec7-24a9c9058cab RMC-121D Thu, 18 Apr 2024 05:42:07 GMT 2024-04-18T05:42:07+00:00 2024-04-18T05:42:07+00:00 eng document A Installation Instructions UKCA DoC 4910290527 UK.pdf https://deif-cdn-umbraco.azureedge.net/media/4x5fcisc/ukca-doc-4910290527-uk.pdf?rnd=133578925260870000&v=9 2251feed-8542-4abf-b800-ff74f075cd70 LMR-111D Thu, 18 Apr 2024 05:42:06 GMT 2024-04-18T05:42:06+00:00 2024-04-18T05:42:06+00:00 eng document A Approvals/Certifications RMC-121D 宣传单页 中文.pdf https://deif-cdn-umbraco.azureedge.net/media/ytidxm1z/rmc-121d-宣传单页-中文.pdf?rnd=133578925234970000&v=9 b33bd1dc-6d79-4df0-88ef-8789126af6df RMC-121D Thu, 18 Apr 2024 05:42:03 GMT 2024-04-18T05:42:03+00:00 2024-04-18T05:42:03+00:00 zho document A Brochures/Handouts CE DoC 4910290027 UK.pdf https://deif-cdn-umbraco.azureedge.net/media/ecwarg1i/ce-doc-4910290027-uk.pdf?rnd=133578925228670000&v=9 9b08ac38-0e68-4973-a7dd-bd44e62739e5 LMR-111D Thu, 18 Apr 2024 05:42:02 GMT 2024-04-18T05:42:02+00:00 2024-04-18T05:42:02+00:00 eng document K Approvals/Certifications RMC with variants - Marine & Offshore UK.pdf https://deif-cdn-umbraco.azureedge.net/media/jovlxwxo/rmc-with-variants-marine-offshore-uk.pdf?rnd=133578925192300000&v=9 dabbaa53-eaee-4df6-ab91-1425edc1c31d RMC-111D Thu, 18 Apr 2024 05:41:59 GMT 2024-04-18T05:41:59+00:00 2024-04-18T05:41:59+00:00 eng document A Brochures/Handouts RMC-121D 地上電力 JA.pdf https://deif-cdn-umbraco.azureedge.net/media/xhrjvfqk/rmc-121d-地上電力-ja.pdf?rnd=133578925176570000&v=9 969ae2a1-ca0a-4a4a-96d6-3ed609c77353 RMC-121D Thu, 18 Apr 2024 05:41:57 GMT 2024-04-18T05:41:57+00:00 2024-04-18T05:41:57+00:00 jpn document A Brochures/Handouts RMC-121D Land Power KO.pdf https://deif-cdn-umbraco.azureedge.net/media/epwdelej/rmc-121d-land-power-ko.pdf?rnd=133578925095930000&v=9 2c22ed3b-8389-42b2-a441-13c8c8eb8e72 RMC-121D Thu, 18 Apr 2024 05:41:49 GMT 2024-04-18T05:41:49+00:00 2024-04-18T05:41:49+00:00 kor document A Brochures/Handouts RMC-121D Installation instructions 4189340260 DK.pdf https://deif-cdn-umbraco.azureedge.net/media/k4rigr55/rmc-121d-installation-instructions-4189340260-dk.pdf?rnd=133578925045230000&v=9 4783a24f-02ff-4819-a880-0dfed7beb6b4 RMC-121D Thu, 18 Apr 2024 05:41:44 GMT 2024-04-18T05:41:44+00:00 2024-04-18T05:41:44+00:00 dan document A Installation Instructions RMC-121D Land Power FR.pdf https://deif-cdn-umbraco.azureedge.net/media/mdpjyqy4/rmc-121d-land-power-fr.pdf?rnd=133578924983930000&v=9 439cde78-bb1e-4b85-b085-375c6e373168 RMC-121D Thu, 18 Apr 2024 05:41:38 GMT 2024-04-18T05:41:38+00:00 2024-04-18T05:41:38+00:00 fra document A Brochures/Handouts RMC-121D Installation instructions 4189340260 DE.pdf https://deif-cdn-umbraco.azureedge.net/media/5g4h5azl/rmc-121d-installation-instructions-4189340260-de.pdf?rnd=133578924911130000&v=9 837fbce1-372b-4065-a4d8-22977fb73f1b RMC-121D Thu, 18 Apr 2024 05:41:31 GMT 2024-04-18T05:41:31+00:00 2024-04-18T05:41:31+00:00 deu document A Installation Instructions RMC-121D Land Power UK.pdf https://deif-cdn-umbraco.azureedge.net/media/e0rnxviz/rmc-121d-land-power-uk.pdf?rnd=133578924872670000&v=9 d5dba33e-f519-41c8-b443-c82431e57221 RMC-121D Thu, 18 Apr 2024 05:41:27 GMT 2024-04-18T05:41:27+00:00 2024-04-18T05:41:27+00:00 eng document A Brochures/Handouts RMV_RMC_RMP_RMQ_RMF green passport 4123000020A MEPC.197(62).pdf https://deif-cdn-umbraco.azureedge.net/media/rvwhfm5w/rmv_rmc_rmp_rmq_rmf-green-passport-4123000020a-mepc-197-62.pdf?rnd=133578924690430000&v=9 b3726d95-2ef6-4b54-99d1-b659fc98a295 RMC-111D Thu, 18 Apr 2024 05:41:09 GMT 2024-04-18T05:41:09+00:00 2024-04-18T05:41:09+00:00 eng document A Approvals/Certifications Type certificate 4124030041 UK.pdf https://deif-cdn-umbraco.azureedge.net/media/czkhrg0t/type-certificate-4124030041-uk.pdf?rnd=133578924496030000&v=9 9b78550e-5953-4f72-8039-582620fe6e40 RMC-111D Thu, 18 Apr 2024 05:40:49 GMT 2024-04-18T05:40:49+00:00 2024-04-18T05:40:49+00:00 eng document B Approvals/Certifications Uni-line, TOP 4921240177 DE.pdf https://deif-cdn-umbraco.azureedge.net/media/ofxh0mns/uni-line-top-4921240177-de.pdf?rnd=133578923378300000&v=9 316d6f69-01b2-4a21-bd28-15b6a3de757a EPN-110DN Thu, 18 Apr 2024 05:38:57 GMT 2024-04-18T05:38:57+00:00 2024-04-18T05:38:57+00:00 deu document H Brochures/Handouts