1
12-2020, Rev. 1220
www.te.com
© 2014 Tyco Electronics Corporation,
a TE Connectivity Ltd. company.
Catalog and product specification according
to IEC 61810-1 and to be used only together
with the ‘Definitions’ section.
Catalog 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
Catalog product data, ‘Definitions’ section,
application notes and all specifications are
subject to change.
SCHRACK
General Purpose
Low Power PCB Relays
n 2 pole 8A, 2 form C (CO) or 2 form A (NO) contacts
n Sensitive coil 400mW
n 5kV/10mm coil-contact, reinforced insulation
n Ambient temperature 85°C
n WG version: product in accordance to IEC60335-1
Typical applications
Boiler control, timers, garage door control, POS automation, interface
modules.
Approvals
VDE Cert. No. 40007571, UL E214025, cCSAus 1142018,
CQC 20002275223, CQC 08001027262
Technical data of approved types on request.
Contact Data
Contact arrangement 2 form C (CO) or 2 form A (NO)
Rated voltage 250VAC
Max. switching voltage 400VAC
Rated current 8A, UL: 10A
Limiting continuous current 8A, UL: 10A
Limiting making current, max. 4s, duty factor 10% 15A
Breaking capacity max. 2000VA
Contact material AgNi 90/10
Frequency of operation, with/without load 360/72000h-1
Operate/release time max., DC coil 8/6ms
Bounce time max., DC coil, form A/form B 4/10ms
Contact ratings
Type Contact Load Cycles
IEC 61810
RT424 DC coil C (CO) 8A, 250VAC, cosφ=1, 85°C 10x103
RT444 AC coil A (NO) 8A, 250VAC, cosφ=1, 70°C 50x103
RT424 AC coil C (CO) 8A, 250VAC, cosφ=1, 70°C 30x103
UL 508
RT424 DC coil A/B (NO/NC) 10A, 250VAC, gen. purpose, 85°C 20x103
RT424 DC coil A/B (NO/NC) 1/2hp, 240VAC, 85°C 1x103
RT424 DC coil A/B (NO/NC) Pilot duty, B300, R300, 85°C 6x103
EN60947-5-1
RTE24 DC coil A/B (NO/NC) AC15, 250VAC, 3A 6.050
RTE24 DC coil A/B (NO/NC) DC13, 24VDC, 2A 6.050
RTE24 DC coil A/B (NO/NC) DC13, 250VDC, 0.2A 6.050
EN60730-1
RT424 DC coil A/B (NO/NC) 6(2)A, 250VAC, 85°C 100x103
Mechanical endurance >30x106 operations
Coil Data
Coil voltage range 5 to 110VDC
Operative range, IEC 61810 2
Coil insulation system according UL class F
Coil versions, DC coil
Coil Rated Operate Release Coil Rated coil
code voltage voltage voltage resistance power
VDC VDC VDC Ω±10% mW
005 5 3.5 0.5 62 403
006 6 4.2 0.6 90 400
009 9 6.3 0.9 200 400
012 12 8.4 1.2 360 400
024 24 16.8 2.4 1440 400
048 48 33.6 4.8 5520 417
060 60 42.0 6.0 8570 1) 420
110 110 77.0 11.0 28800 1) 420
1) Coil resistance ±12%. All figures are given for coil without pre-energization, at ambient
temperature +23°C. Other coil voltages on request.
Insulation Data
Insulation resistance 1000MΩ (at 500VDC)
Initial dielectric strength
between open contacts 1000Vrms
between contact and coil 5000Vrms
between adjacent contacts 2500Vrms
Clearance/creepage
between contact and coil ≥ 10/10mm
between adjacent contacts ≥ 3/4mm
Material group of insulation parts IIIa
Tracking index of relay base PTI 250V
Power PCB Relay RT2 DC and AC (for Asia/Pacific markets)