Littelfuse KSDB1110MP, KSDB Series, 12VDC, Off-Delay Time Delay Relay SPST-NO (1 Form A) Fixed, 10 Min Delay Chassis Mount
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The KSDB Series is designed for general purpose commercial and industrial applications where a small, cost effective, reliable solid-state timer is required. The factory calibration for fixed time delays is within 5% of the target time delay. The repeat accuracy, under stable conditions, is 0.5% of the selected time delay. This series is designed for popular AC and DC voltages. Time delays of 0.1 seconds to 1000 minutes are available in 6 ranges. The output is rated 1A steady and 10A inrush. The modules are totally solid state and encapsulated to protect the electronic circuitry.
Operation (Delay-on-Break)
Input voltage must be applied before and during timing. Upon closure of the initiate switch, the output energizes. The time delay begins when the initiate switch is opened. The output remains energized during timing. At the end of the time delay, the output de-energizes. The output energizes if the initiate switch is closed when input voltage is applied.
Reset: Reclosing the initiate switch during timing resets the time delay. Loss of input voltage resets the time delay and output.
Pre-order 6-8 Weeks
Specifications
Time Delay | |
Range | 0.1s - 1000m in 6 adjustable ranges or fixed |
Repeat Accuracy | ±0.5% or 20ms, whichever is greater |
Tolerance (Factory Calibration) | ≤ ± 5% |
Reset Time | ≤ 150ms |
Initiate Time | ≤ 20ms |
Time Delay vs Temp. & Voltage | ≤ ±10% |
Input | |
Voltage | 12, 24, or 120VDC; 24, 120, or 230VAC |
Tolerance | ±20% |
AC Line Frequency/DC Ripple | 50/60 Hz / ≤ 10 % |
Power Consumption | AC ≤ 2VA; DC ≤ 1W |
Output | |
Type | Solid state |
Form | NO, closed before & during timing |
Maximum Load Current | 1A steady state, 10A inrush at 60°C |
OFF State Leakage Current | AC ≅ 5mA @ 230VAC; DC ≅ 1mA |
Voltage Drop | AC ≅ 2.5V @ 1A; DC ≅ 1V @ 1A |
DC Operation | Positive or negative switching |
Protection | |
Circuitry | Encapsulated |
Dielectric Breakdown | ≥ 2000V RMS terminals to mounting surface |
Insulation Resistance | ≥ 100 MΩ |
Polarity | DC units are reverse polarity protected |
Mechanical | |
Mounting | Surface mount with one #10 (M5 x 0.8) screw |
Dimensions |
H 50.8 mm (2”) W 50.8 mm (2”) D 30.7 mm (1.21”) |
Termination | 0.25 in. (6.35 mm) male quick connect terminals |
Environmental | |
Operating/Storage Temperature | -40° to 60°C / -40° to 80°C |
Humidity | 95% relative, non-condensing |
Weight | ≅ 2.4 oz (68 g) |