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NJB1-YW Datasheet Preview

NJB1-YW Datasheet

Protection Relay

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NJB1-YW pdf
NJB1-YW Floatless Relay
1. General
NJB1-YW Floatless Relay is applicable for water level automatic
control in industrial facilities & equipments, civil water tower,
high cistern, underground conservation pool, etc.
The control of automaitic water supply or drainage may be
achieved by a simgle operation of the function switch without
modifying the user's connectiong conditons.
This product is not applicable for water level control of
flammable and explosive liquid, such as oil, chemical liquid, etc.
2. Type designation
N JB 1 - YW/□
Rated voltage of control power supply
Function code: floatless relay
Design sequence No.
Relay
Company code
Relay
Protection Relay
3. Technical data
Type
Operating mode
Contact number
Operating voltage
Voltage between electrodes
Power consumption
Operation resistance
Resetting resistance
Response time
Cable length
Indication mode
Ambient temperature
Installation mode
NJB1-YW
Continuous operating
1 Switching
AC 50Hz/60Hz 36V, 110V, 220V, 380V,
(other voltage may be custom made)
AC9V
Max value about 3VA
5kΩ~100kΩ(adjustable)
250kΩmax
0.1s~10s(adjustable)
Max length 100m
Green LED: power supply indication; red LED:relay operation indication
-5~+40
Equipment or Track Type
4. Operation time-sequence diagram and wiring diagram
NJB1-YW operation time-sequence diagram
PWR
E2-E3
E1-E2
0N
RY: SW1
0FF
NJB1-YW wiring diagram
E1
E2
E3
A1
~ A2
E3
E2
E1
14 11
12
5. Overall and mounting dimensions (mm)
22.5max
109max
I-01
> >>


Part Number NJB1-YW
Description Protection Relay
Maker CHiNT
Total Page 1 Pages
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