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P-SK-PSU320-24  2018.02.23

PSU320-24

Input:100~240VAC 1.2A 50/60Hz

Output:27.6VDC 2A (MAX.48W)

Charge:27.6VDC 0.25A (MAX.6W)

Battery Charger (Not included):

- Battery charger output is protected by polyswitch PPTC fuse to prevent
  reverse polarity, short circuit, and low voltage.

Operation Instructions:

Please refer to the wiring diagram on the left. When the emergency signal input
(JW1, JW2) is triggered, the relay contacts will switch from NC to NO, cutting 
power to the electrified lock, and simultaneously the buzzer will sound. 

It is suggested to connect with fail-safe electromagnetic lock.

          Fail-Safe

Electromagnetic Lock

  Fail-Secure
Electric Strike

Call Point

Fire Panel/Smoke 
       Detector

Battery

Charger

24VDC-TBI

Input Voltage: 110~240VAC 50/60Hz

Output Voltage: 24VDC (Datum Point: 27.6VDC)

Output Current: 24VDC/2A (MAX.48W)
ALARM Output Voltage:24VDC (Datum Point: 27.6VDC)

LED Indicators:

AC Light: AC input is valid when light is on.
DC Light: DC output is valid when light is on.
Battery Light: Battery charger output is valid when light is 
on and off when any of the following causes occurs:
1.Battery charger output is invalid. 2. Battery is damaged. 
3. Battery voltage is low. 4. Battery is discharging.

PSU320-24 Electrical Specifications:

- Charging Time: Approximately 48 hours

DC Output: Each output is protected by a polyswitch PPTC fuse to
prevent overvoltage, overcurrent, and short circuit.

SWITCHING

AC INPUT

POWER SUPPLY

BATTERY

Power Supply Unit

PSU320-24

N.C COM. N.O ALARM

DC OUT BATTERY

TRIGGER

JW1 JW2

L

N

AC

DC

LED INDICATOR

AC Input “N”

AC Input “L”

12/24VDC

PPTC

Resistance

LED 2

LED 1

12/24VDC
Input Terminals

Terminals

Output

- Battery Type: Rechargeable sealed lead acid 7A/Hour@24VDC (12VDCx2)

EMERGENCY

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