04-2018, Rev. 0418
www.te.com
© 2015 Tyco Electronics Corporation,
a TE Connectivity Ltd. company
Datasheets and product specification
according to IEC 61810-1 and to be used
only together with the ‘Definitions’ section.
Datasheets and product data is subject to the
terms of the disclaimer and all chapters of
the ‘Definitions’ section, available at
http://relays.te.com/definitions
Datasheets, product data, ‘Definitions’ sec-
tion, application notes and all specifications
are subject to change.
3
SCHRACK
Socket with screw-type terminals for DIN rail mounting
RT 78 724 Socket with screw-type terminals, pinning 3.5 mm
for DIN rail mounting
RT 78 726 Socket with screw-type terminals, pinning 5 mm for
DIN rail mounting, logical terminal arrangement
n DIN-rail socket with logical setup of connections (input/output)
n High quality rising clamp terminals
n Captive combination terminal screws
n Jumper bars for interconnection
RT 78 725 Socket with screw-type terminals, pinning 5 mm for
DIN rail mounting, conventional terminal arrangement
n Conventional terminal arrangement
Approvals
VDE Cert. No. 40007571, cULus E135149
Technical data RT78724/RT78726 RT78725
Rated voltage/Max. switching voltage AC 240/400 VAC
Rated current 12 A, 2 x 8 A, 16 A*)
Dielectric strength
coil-contact circuit 5000 Vrms 4000 Vrms
open contact circuit 1000 Vrms 1000 Vrms
adjacent contact circuits 2500 Vrms 2500 Vrms
Clearance / creepage
coil-contact circuit ≥ 10/10 mm ≥ 4.7/4.7 mm
Material group of insulation parts IIIa
Flammability class UL 94 V-0
Insulation to IEC 60664-1
Type of insulation coil-contact circuit reinforced basic
open contact circuit functional
adjacent contact circuits functional
Rated insulation voltage 250 V
Pollution degree 2
Rated voltage system 230 / 400 V
Overvoltage category III
Material compliance: EU RoHS/ELV, China RoHS, REACH, Halogen content
refer to the Product Compliance Support Center at
www.te.com/customersupport/rohssupportcenter
*) For 1 pole relays (16 A) the relay terminals 11-21, 12-22 and 14-24 have to be bridged.
For 1 pole relays (12 A) the relay terminals 11-12-14 have to be connected to the socket
terminals 21-12-14.
General Purpose Relays
Accessories
Accessories Industrial Power Relay RT (Continued)
F0261-C
S0416-CB
F0284-B
S0416-CA
S0540-BT
n Not suitable for bistable relays with 2 coils!
RT 78 724 RT 78 726