Content Time delay relays pluggable Multifunctional time delay relay ........................................................... 2.2 Multifunctional clock-pulse generator relay ....................................... 2.8 Delay off without supply voltage .......................................................... 2.12 Star-delta relay ....................................................................................... 2.16 Multifunctional time delay relay (digital) ........................................
Multifunctional time delay relay MFT U11S, MFT U21S, MFT U22S, MFT U31S, MFT U21P, MFT U22P, MFT U41SE • 8 Functions, 8 time ranges • Multivoltage: 24 Vac / dc 110 ... 240 Vac 12 ... 240 Vdc 24 ...
Multifunctional time delay relay MFT U11S, MFT U21S, MFT U22S, MFT U31S, MFT U21P, MFT U22P, MFT U41SE Technical data Nominal consumption MFT U11S, MFT U21S, MFT U21P, MFT U31S, MFT U41SE 24 Vac/dc 1,5 VA / 1 W 110 Vac 2 VA / 1 W 240 Vac 11 VA / 1,4 W MFT U22S, MFT U22P 24 Vac/dc 1,5 VA / 1 W 110 Vac 4 VA / 1,5 W 230 Vac 6 VA / 2 W Control contact / Voltage controlled Parallel switching of loads possible Parallel minimum load 1 VA or 0,5 W Voltage dependence: The potential between connections 2 and 5, resp
Multifunctional time delay relay MFT U11S, MFT U21S, MFT U22S, MFT U31S, MFT U21P, MFT U22P, MFT U41SE Function descriptions E - Delay on Control by Us via K1. After closing of K1, the adjusted time begins to run. After expiry of this time the output relay K1 I1 - Pulse limitation timer voltage control Control by Us via K1. After closing the K1 the output relay switches immediately and the adjusted time t begins to run.
Multifunctional time delay relay MFT U11S, MFT U21S, MFT U22S, MFT U31S, MFT U21P, MFT U22P, MFT U41SE Connection U21S U11S U22S 110 ... 240 V∼ 110 ... 240 V∼ K2 K2 8 K1 7 6 5 8 4 9 10 11 1 2 3 K1 12 ... 240 V= / 24 ... 240 V∼ K2 8 7 6 5 4 R1 R2 9 10 11 1 2 3 K1 8 K1 =R1 =R2 7 6 5 7 6 5 4 R1 R2 9 10 11 1 2 3 =R1 =R2 K2 Function E with control contact 7 6 5 4 R1 R2 9 10 11 1 2 3 K1 7 6 5 K2 4 8 K1 7 6 5 4 R2 R1 K2 24 V≅ 8 12 ... 240 V= / 24 ...
Multifunctional time delay relay MFT U11S, MFT U21S, MFT U22S, MFT U31S, MFT U21P, MFT U22P, MFT U41SE Load limit curves MFT U31S Max. wiring capacity 10 7 Switching voltage [V=] Switching current [A] MFT U11S / MFT U21S / MFT U21P / MFT U22S / MFT U22P / MFT U41SE AC ohmic load 5 3 DC ohmic load 1 0.7 0.5 300 2 poles ohmic load 200 100 2 contacts in series 50 40 30 1 contact 20 0.
ESG 2.
Multifunctional clock-pulse generator relay MFT T21S, MFT T51SE • 5 Function, 8 timer ranges • Multivoltage: 24 Vac/dc and 110 ...
Multifunctional clock-pulse generator relay MFT T21S, MFT T51SE Technical data Nominal consumption 24 Vac/dc 1,5 VA / 1 W 110 Vac 2 VA / 1 W 240 Vac 11 VA / 1,4 W Control contact / Voltage controlled Parallel switching of loads possible Parallel minimum load 1 VA or 0,5 W Voltage dependence: The potential between connections 2 and 5, resp. 7 and 5, must cover 90% of the supply voltage.
Multifunctional clock-pulse generator relay MFT T21S, MFT T51SE Function descriptions TI/TP - Cycling timer relay beginning on a pulse / Cycling timer relay beginning on a pause EI1 - Delay on with pulse limitation Control by Us via K1. Bridge between connections 2 and 5. If K1 is closed the adjusted time t1 starts to run. After expiry of Control by Us via K1.
Multifunctional clock-pulse generator relay MFT T21S, MFT T51SE Load limit curve Switching voltage [V=] MFT T21S / MFT T51SE 300 200 2 poles 8 A ohmic load 100 2 contacts in series 50 40 30 1 contact 1 pole 12/16A ohmic load 20 0,1 0,2 0,5 1 2 5 10 20 Switching current [A] 51 Dimensions 13 38 20 40,5 6,5 80 ESG 2.
Delay off without supply voltage MFT A21S • 1 Function, 4 time ranges • Multivoltage: 24 Vac/dc and 110 ... 240 Vac • 2 Output contacts Functions A Delay off without supply voltage A Delay off Time end ranges 1 s, 10 s, 1 min, 3 min MFT A21S Output relay 2 changers potential free 250 Vac / 5 A units close together Indicators Green LED ON: indication of supply voltage Connecting voltage 24 Vac/dc ±10% and 110 ... 240 Vac -15% +10% 48 ...
Delay off without supply voltage MFT A21S Technical data Nominal consumption 24 Vac/dc 110 Vac 240 Vac Accuracy Scale limit stops Repeatability of the scale limit at constant conditions Adjustment accuracy Temperature influence Reaction time Operating/return time K1 Minimum switch-on time of 110 V ... 140 V Recovery time 1,5 VA / 1 W 2 VA / 1 W 11 VA / 1,4 W ±0,5% ±5 ms or <0,5% ≤5% ≤0,01% / °C max. 60 ms / 30 ms 500 ms 2 sec max.
Delay off without supply voltage MFT A21S Function descriptions A - Delay off Control by Us via K1. After closing the K1 the output relay switches on. If K1 is opened again, the adjusted time t starts K1 t to run. After expiry of the time t the output relay returns to its passive status. An activation of K1 during the time t produces a time reset. Connection A21S 110 ...
Delay off without supply voltage MFT A21S 51 Dimensions 13 38 20 40,5 6,5 80 ESG 2.
Star-delta relay MFT S21S • 1 Function, 4 time ranges • Multivoltage: 24 Vac/dc and 110 ...
Star-delta relay MFT S21S Technical data Nominal consumption 24 Vac/dc 110 Vac 240 Vac Accuracy Scale limit stops Repeatability of the scale limit at constant conditions Adjustment accuracy Temperature influence Reaction time Operating/return time K1 Reaction time K2 Min. pulse/pause time K2 Recovery time 1,5 VA / 1 W 2 VA / 1 W 11 VA / 1,4 W ±0,5% ±5 ms or <0,5% ≤5% ≤0,01% / °C max. 60 ms / 30 ms max. 30 ms ac >50 ms / dc >20 ms max.
Star-delta relay MFT S21S Function descriptions S - Star-delta Control by Us via K1. After closing the K1 the star output relay switches on. After expiry of the adjusted time t-star the star output relay returns back to its passive status and the K1 t tU adjusted time t-Y starts to run. After expiry of the time t-U the delta output relay switches on. An interruption of Us produces a time reset and the cycle restarts from the beginning. Connection S21S 110 ...
Star-delta relay MFT-S21S 51 Dimensions 13 38 20 40,5 6,5 80 ESG 2.