DBB51CM241M CARLO GAVAZZI Selected parameters FUNCTION True delay on release OUTPUT SIGNAL 1 relay Others I.. View larger
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DBB51CM241M CARLO GAVAZZI Selected parameters FUNCTION True delay on release OUTPUT SIGNAL 1 relay Others I..




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Selected parameters FUNCTION True delay on release OUTPUT SIGNAL 1 relay Others INPUT RANGE 6 s - 60 s MOUNTING DIN-rail SIZE 17,5 mm POWER SUPPLY RANGE 24÷240VAC and 24VDC SOCKET N/A

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True Delay onRelease
Type DBB51
• Time range 1 to 600 s - capacitor powered
• Knob-adjustable time setting
• Automatic start after drop-out of power supply
• Repeatability: ≤ 0.2%
• Output: 5 A SPDT relay
• For mounting on DIN-rail in accordance with DIN/EN
50 022
• 17.5 mm DIN-rail housing (DIN 43880)
• Combined AC and DC power supply
• LED indication for relay status and power supply ON
Product Description
Ordering key
DBB 51 C M24 10M
Multi voltage (true) delay on release timer.
Time ranges from 1 to 600 s covered by 3 models.
Housing 17.5 mm wide suit- able for DIN-rail mounting. Fits in M36 cover.
Housing Function Type
Item number
Power Supply
Type Selection
Mounting OutputTime rangeSupply: 24 VDC and 24 to 240 VAC
For DIN-rail SPDT1 to 10 sDBB 51 C M24 10S SPDT6 to 60 sDBB 51 C M24 1M SPDT60 to 600 sDBB 51 C M24 10M
TimeSpecificationsOutput Specifications
Time ranges
Type 10 S1to10 s Type 1 M 6to60 s Type 10 M 60to600 s
Repeatability ≤ 0.2%
Time variation
Within rated power supply ≤ 0.05% Within ambient temperature ≤ 0.2%
ResetPower supply applied for: DBB51CM2410S≥ 200 ms DBB51CM241M,≥ 200 ms DBB51CM2410M ≥ 400 ms
Supply Specifications
Power supplyOvervoltage cat. III Rated operational voltage(IEC 60664, IEC 60038) through terminals:A1, A2 24 VDC ± 15% and
24 to 240 VAC +10% -15%,
45 to 65 Hz
Voltage interruption≤ 40 ms
Rated operational power
AC supply: 1.5 VA DC supply: 0.06 W
OutputSPDT relay Rated insulation voltage250 VAC (RMS) Contact Ratings (AgSnO2) µ
Resistive loadsAC 1 5 A @ 250 VAC
DC 12 5 A @ 24 VDC Small inductive loadsAC 15 2.5 A @250 VAC
DC 13 2.5 A @24 VDC
Mechanical life≥ 30 x 106operations
Electrical life ≥ 105operations
(at 5 A, 250 V, cos ϕ = 1)
Operating frequency< 7200 operations / h
Dielectric strength
Dielectric voltage2 kVAC (RMS) Rated impulse withstand
voltage2.5 kV (1.2/50µs)
Specifications are subject to change without notice (02.04.08)1

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