background image

Weatherall Equipment &
Instruments  Ltd
Unit 1, Station Approach
Wendover,  Bucks 
HP22 6BN. United Kingdom

T: +44(01296 622180
E: 

sales@weatherall-

uk.com

W:www.weatherall-uk.com

Installation Manual for WPSU-24 Series 240VAC to 24VDC 
UPS Power supplies 

Model 

Output Current 

Battery Life 

WPSU-24-01B/4

1A

1.2 / 2.3 /3.2 /7 Ah

WPSU-24-03B/4

3A

1.2 / 2.3 /3.2 /7 Ah

WPSU-24-05B/4

5A

1.2 / 2.3 /3.2 /7 Ah

WPSU-24-01A

1A

N/A 

Summary of Contents for WPSU-24 Series

Page 1: ...om T 44 01296 622180 E sales weatherall uk com W www weatherall uk com Installation Manual for WPSU 24 Series 240VAC to 24VDC UPS Power supplies Model Output Current Battery Life WPSU 24 01B 4 1A 1 2 2 3 3 2 7 Ah WPSU 24 03B 4 3A 1 2 2 3 3 2 7 Ah WPSU 24 05B 4 5A 1 2 2 3 3 2 7 Ah WPSU 24 01A 1A N A ...

Page 2: ...Battery fault volt free output and LED display AC power status volt free output and LED display On Off power switching control input with pull up compatible with voltage free contacts Jumper for selecting inverted or normal power switching operation Status LED display indicating normal standby operation and On Off switching status Power supply internal fault monitoring Over voltage output protecti...

Page 3: ...t the Live Earth and Neutral terminals to an un switched fused spur Connect the On Off switching control to the control unit Select the mode of operation using the jumper see page 4 Connect the Normally Closed relay outputs to the monitoring equipment used to report and signal equipment faults Connect the 24v power output to the system Fit the battery connectors as appropriate 2 x 7AH batteries in...

Page 4: ...n by a self resetting electronic fuse Maintenance This unit should be serviced by trained factory personnel only There are no user serviceable parts No Maintenance is required other than periodic testing and replacement of the standby batteries PLEASE NOTE THAT HIGH VOLTAGE IS PRESENT UNDER THE CAGE HANDLE WITH CARE DO NOT TOUCH DO NOT REMOVE THE CAGE For further information on routine battery rep...

Page 5: ...unconnected the power supply will be switched on and operation as normal Switching examples are shown below Outputs 24V Power Output The voltage output varies depending on load from a nominal 27 4V output when operating normally from 230V AC power to a nominal 24V without AC power depending on load and battery condition finally dropping to about 21V before automatic battery disconnection The outpu...

Page 6: ...s all power removed from it AC Fault The AC Fault relay will open when a low AC input of below a threshold of 175V 25V is detected NOTE The AC supply must be isolated before investigating an AC fault as a high residual voltage may be present Battery Fault The following battery faults are registered 1 Battery disconnected 2 Low battery detected when battery voltage is lower than 22V and reset when ...

Page 7: ...sales weatherall uk com W www weatherall uk com Fault Finding The LED displays can be used to identify a number of different possible faults on the system as shown in the table below overvoltage is an output voltage over 30V DC The output will switch off until the unit is powered down and reset by reconnecting the power ...

Page 8: ...ss 2 AC Input Voltage 230v 10 15 50Hz 15 AC Input fuse 20mm anti surge fuse rated at 230V 2A or 3 15A Output Voltage 24v nominal Output ripple Less than 100mV Battery recharge time Less than 72 hours Operating temperature range 10 deg C to 50 deg C Specifications PCB A Housing B Housing Size H x W x D mm 130 x 100 x 38 235 x 170 x 85 260 x 320 x87 400 x420 x87 Weight Kg 0 19 2 0 3 2 4 3 Sizes and ...

Reviews: