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DLA71DB482P PDF预览

DLA71DB482P

更新时间: 2024-11-05 06:54:11
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其他 - ETC 继电器监控
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4页 123K
描述
Monitoring Relays Pump alternating

DLA71DB482P 数据手册

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Monitoring Relays  
Pump alternating  
Type DLA71  
• Pump alternating relay for 2 or 3 pumps  
• Output: 2 x 5 A SPST relay or 3 x 5 A SPST  
• For mounting on DIN-rail in accordance with  
DIN/EN 50 022  
• 35.5 mm DIN-rail housing  
• LED indication for relay and power supply ON  
• Galvanically separated power supply  
• Built-in delay for the second or third pump in case of  
simultaneous activation is required  
• Built-in function for automatic rotation of the pumps  
Product Description  
Ordering Key  
DLA 71 T B23 3P  
DLA71 is relay made to avoid big inrush current.  
alternate 2 or 3 pumps in a  
Housing  
Function  
multiple pump system. In The LED indicates the state Type  
case of need (i.e.: overflow) of the alarm and the output Item number  
the second, or even the third relay.  
pump can be activated  
Output  
Power supply  
together with the first one.  
35.5 mm wide housing suit- Number of pumps  
In case more than one pump able both for back and front  
is required to start at the panel mounting.  
same time, the pumps start  
10 s after the previous to  
Type Selection  
Mounting  
Output  
Function  
Supply: 24/48 VAC  
Supply: 115/230 VAC  
DIN-rail  
DIN-rail  
2 x SPST  
3 x SPST  
For two pumps  
For three pumps  
DLA 71 D B48 2P  
DLA 71 T B48 3P  
DLA 71 D B23 2P  
DLA 71 T B23 3P  
Input Specifications  
Output Specifications  
Contact input  
Terminals  
Output  
DLA71...2P  
DLA71...3P  
2 x SPST NO relay  
3 x SPST NO relay  
250 VAC  
DLA71...2P (normal mode)  
ON/OFF 1 pump  
ON/OFF 2 pumps  
Rated insulation voltage  
C, S1  
C, S2  
Contact ratings (AgSnO2)  
µ
Resistive loads  
AC 1 5 A @ 250 VAC  
DC 12 5 A @ 24 VDC  
DLA71...2P (differential mode)  
first pump starts  
first pump stops  
second pump start  
second pump stop  
Small inductive loads AC 15 1.5 A @ 250 VAC  
DC 13 1.5 A @ 24 VDC  
C, S1  
C, S3  
C, S2  
C, S4  
Mechanical life  
Electrical life  
30 x 106 operations  
105 operations  
(at 5 A, 250 V, cos ϕ = 1)  
DLA71...3P (normal mode)  
ON/OFF 1 pump  
ON/OFF 2 pumps  
Operating frequency  
Dielectric strength  
Dielectric voltage  
7200 operations/h  
C, S1  
C, S2  
C, S3  
2 kVAC (rms)  
ON/OFF 3 pumps  
Rated impulse withstand volt. 4 kV (1.2/50 µs)  
DLA71...3P (full mode)  
ON 1 pump  
ON 2 pumps  
ON 3 pumps  
OFF all pumps  
C, S1  
C, S2  
C, S3  
C, S4  
Disabled  
Enabled  
Voltage  
Current  
> 10 kΩ  
< 1 kΩ  
< 25 V  
< 2 mA  
Specifications are subject to change without notice (01.09.06)  
1

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