Table of type test certificates with references
No. Product Description Type designation Tested at Type test report nos.
1.      Non-directional IDMT relays with /without instantaneous JRC 051 to JRC 054 CPRI ID.Relay.2k.T0048 dated 20.4.2k
Hi-set  feature   IDRELAY01T0028 dated 8.8.01
  & EVTC.VTS.125.T23.0102 dated 8.8.01
    ID/RL/29T1/1999-2000 dated 18.10.99
  JRC 062 to JRC 068 SC99348A dated 8.10.99
  ID.Relay.2000.T 0008 Dated 25.8.00
  SC99408A dated 03.01.00
  ETDC T/20630/5
2.      Directional IDMT relays with / without  instantaneous hi-set feature JRP011 to JRP 021 CPRI ID.Relay.2001.T0001   dated 1.9.01
& EVTC.VTS.162.T60.0102 Dated 19.11.01
JRP012 to JRP022 IDRELAY01T0046 Dated 07.02.02
  IDRELAY01T0056 Dated 08.02.02
3.      Restricted earth fault relay JRD 011 CPRI 254/do/rl-3351/94-95
254/do/rl-3561/94-95
4.      Neutral displacement relay JRV 062 CPRI 82/EATD/rl/11S1/95-96
154/RATD/rl/15S1/95-96
5.      Trip circuit supervision relay JRV111 CPRI 258/do/rl-39S1/94-95
257/do/rl/37S1/94-95
198/EATD/rl/23S1/96-97
6.      2-stage under / over frequency relay JRF 014 ETDC T/10583
CPRI 112/do/rl-31S1/94-95
7.      Auto-re-close relay JRV142 CPRI 71/dsso/rl/5S1/95-96
81/EATD/rl/13S1/95-96
  Product Description Type designation Tested at Type test report nos.
8.      Neutral unbalance current relay JRC 122 CPRI 174/EATD/rl/5S1/97-98
IISc. SC/97329A
9.      Auxiliary relay JRV 151 & JRV 161 CPRI ID/relay/99/T0038 Dated 29.11.99
VBVTS/22/T22/99-00  Dated 06.12.99
SC99408B dated 03.01.00
10.  Tripping relay JRV 171 &  JRV 181 CPRI ID/rl/11T1/98-99  dated 15.09.99
SC 98300A dated 07.09.02,
 SC99457A dated 28.01.00
ID.Relay.99.T0037 dated 29.11.99
11.  Facia Annunciator JAV 014 CPRI 172/EATD/rl/26S1/97-98
173/EATD/rl/27S1/97-98
12.  Battery earth-fault relay JRC 081 CPRI ID/RL/14T1/98-99
SC 98350A
13.  AC & DC under / over voltage relays JRV 022, JRV 042 JRV 014, JRV 202 & CPRI ID/RL/17T1/1999-00 dated 08.10.99
JRV 212 ID/relay/02T0011 -year 2002
  ID/relay/02T0010 - year 2002
  ETDC T/20630/3 dated 24.11.99