Westermo PS-60 User manual

www.westermo.com
PS-60
Power Supply Unit

1 PS-60 User Guide 6125-2200
Power Supply Unit PS-60
User Guide 6125-2200
1. Description
PS-60 power supplies are exceptionally small yet offer superior system availability in the sub
100 W power range.
Powerful
–Static boost of up to 125 % (PN) for a sustained period
–Dynamic boost of up to 200 % (PN) for 5 s
Space-saving
–Slim design
–Slim design for 120 mm control boxes
Preventive
–Function monitoring through adjustable signalling of power thresholds or output voltage
Flexible connection technology
–Tried-and-tested screw connection
–Fast Push-in connection
Durable
–Efficiency up to 92%
–Low power dissipation

2 PS-60 User Guide 6125-2200
Technical data (short form)
Input voltage range
100 V AC ... 240 V AC -15 % ... +10 %
Mains buffering
> 54 ms (120 V AC) > 54 ms (230 V AC)
Nominal output voltage (UN)
24 V DC
Setting range of the output voltage (USet)
24 V DC ... 28 V DC
Nominal output current (IN)
Static Boost (IStat.Boost)
Dynamic Boost (IDyn.Boost)
2.5 A
3.125 A (permanently up to 40°C)
5 A (Available up to 60°C for 5 s)
Output power (PN)
60 W
Output power (PStat. Boost)
75 W
Output power (PDyn. Boost)
120 W
Efficiency
typ. 91.9 % (120 V AC)
typ. 92.6 % (230 V AC)
Residual ripple
< 40 mVPP
MTBF (IEC 61709, SN 29500)
> 734000 h (40 °C)
Ambient temperature (operation)
-25 °C ... 70 °C
-40°C (startup type tested)
> 60 °C Derating: 2.5 %/K
Dimensions
W/H/D 32 mm / 99 mm
Weight
0.244 kg
All technical specifications are nominal and refer to a room temperature of 25 °C
and 70% relative humidity at 100 m above sea level.

3 PS-60 User Guide 6125-2200
2. Table of Contents
1. Description..................................................................................................................... 1
2. Table of Contents........................................................................................................... 3
3. Ordering Data................................................................................................................. 5
4. Technical Data............................................................................................................... 6
5. Safety and Installation Notes.........................................................................................16
6. High-Voltage Test (HIPOT) ...........................................................................................18
6.1 High-Voltage Dielectric Test (Dielectric Strength Test)................................................18
6.2 High-Voltage Dielectric Test During the Manufacturing Process .................................18
6.3 High-Voltage Dielectric Test Performed by the Customer ...........................................18
6.3.1 Performing High-Voltage Testing .............................................................................18
7. Structure of the Power Supply.......................................................................................20
7.1 Function Elements......................................................................................................20
7.2 Device Dimensions.....................................................................................................21
7.3 Keep-Out Areas..........................................................................................................22
7.4 Block Diagram ............................................................................................................23
8. Mounting/Removing the Power Supply..........................................................................24
8.1 Mounting the Power Supply Unit.................................................................................24
8.2 Removing the Power Supply Unit................................................................................24
8.3 Fix Connection Wiring to the Power Supply ................................................................25
9. Device Connection Terminal Blocks..............................................................................27
9.1 Input............................................................................................................................27
9.2 Protection of the Primary Side.....................................................................................27
9.3 Output.........................................................................................................................28
9.4 Protection of the Secondary Side................................................................................28
10. Output Characteristic Curves.....................................................................................29
11. Boost Currents...........................................................................................................30
11.1 Static Boost...............................................................................................................30
11.2 Dynamic Boost..........................................................................................................30
12. Signalling...................................................................................................................31
12.1 Rotary Selector Switch in Position DC OK: ...............................................................31
12.2 Rotary Selector Switch in Position >50 %, >75 % or Boost >100 %:.........................31
12.3 Location and Function of the Signalling Elements.....................................................31
12.4 Active Signal Outputs, Digital....................................................................................32
12.4.1 Signal Level Surge Protection................................................................................32

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13. Operating Modes.......................................................................................................34
13.1 Series Operation.......................................................................................................34
13.2 Parallel Operation.....................................................................................................34
13.2.1 Redundancy Operation..........................................................................................35
13.2.2 Increased Power....................................................................................................36
14. Derating.....................................................................................................................37
14.1 Ambient Temperature ...............................................................................................37
14.2 Installation Height .....................................................................................................37

5 PS-60 User Guide 6125-2200
3. Ordering Data
Description
Primary-switched PS-60 power supply with screw connection for DIN rail mounting, input:
single phase, output: 24 V DC / 2.5 A
Type
PS-60
Order Number
3125-0150
Pcs. /Pkt.
1
Instructions
Safety Manual/Installation notes for electricians
Instruction Number
6125-3200
User Guide Number
User Guide 6125-2200
Web Link
https://www.westermo.com/products/accessories/power-supplies/ps-60

6 PS-60 User Guide 6125-2200
4. Technical Data
Input Data
Unless otherwise stated, all data applies for 25°C ambient temperature, 230 V AC input
voltage, and nominal output current (IN).
Input voltage range
100 V AC ... 240 V AC -15 % ... +10 %
110 V DC ... 250 V DC -20 % ... +40 %
Electric strength, max.
300 V AC 30 s
Frequency range (fN)
50 Hz ... 60 Hz -10 % ... +10 %
Current consumption (for nominal values)
typ.
0.85 A (100 V AC)
0.7 A (120 V AC)
0.39 A (230 V AC)
0.37 A (240 V AC)
0.75 A (110 V DC)
0.33 A (250 V DC)
The specified values for current consumption apply for operation in the static boost
(PN x 125%).
Discharge current to PE typical
< 0.25 mA (264 V AC, 60 Hz)
0.22 mA (264 V AC, 60 Hz)
Mains buffering
> 54 ms (120 V AC)
> 54 ms (230 V AC)
Typical response time
500 ms
Protective circuit
Transient surge protection Varistor
Switch-on current surge limitation typical
after 1 ms
4.3 A
Inrush surge current I2t
< 0.1 A2s
Input fuse slow-blow, internal
3.15 A
During the first few microseconds, the current flow into the filter capacitors is
excluded.
The SCCR value (short-circuit current rating) of the power supply unit corresponds
to the SCCR value of the backup fuse (see input protection table).

7 PS-60 User Guide 6125-2200
Input protection, AC (to be connected externally upstream)
Input current IIn
Input protection
Circuit breaker
Neozed fuse or
equivalent
Power switch
Characteristics
A B C D K
gG
≤ 13 x IIn (maximum
magnetic tripping)
6A
- X X - -
-
-
8A
- X X - -
-
-
10A
- X X - -
-
-
13A
- X X - -
-
-
16A
- X X - -
-
-
Electric strength of the insulation
Housing
A
Type test (IEC/EN 60950-1)
4 kV AC
Production test
3 kV AC
Field test
2 kV AC

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POWER factor
Crest factor
120 V AC
230 V AC
typ. 1,69
typ. 1,82
Input current vs. output current
Input connection data
Connection method
Screw connection
Conductor cross section, solid
0.14 mm² ... 2.5 mm²
Conductor cross section, flexible
0.14 mm² ... 2.5 mm²
Stranded conductor cross section with
ferrule
0.25 mm² ... 2.5 mm²
Conductor cross section AWG
26 ... 14
Stripping length
8 mm
Tightening torque
0.5 Nm ... 0.6 Nm

9 PS-60 User Guide 6125-2200
Output data
Nominal output voltage (UN)
24 V DC
Setting range of the output voltage (USet)
(constant capacity)
24 V DC ... 28 V DC
Nominal output current (IN)
2.5 A
Static Boost (IStat.Boost)
3.125 A (permanently up to 40°C)
Dynamic Boost (IDyn.Boost)
5 A (available up to 60°C for 5 s)
Control deviation Static load change 10 %
... 90 %
< 0.5 %
Control deviation Dynamic load change 10
% ... 90 %, (10Hz)
< 2 %
Control deviation change in input voltage
±10 %
< 0.1 %
Short-circuit-proof
Yes
No-load proof
yes
Residual ripple (with nominal values)
< 40 mVPP
Connection in parallel
Yes, for redundancy and increased capacity
Connection in series
Yes
Feedback resistance
≤ 35 V DC
Circuit breaker against surge voltage at
output by invasive foreign matter
≤ 32 V DC
Rise time typical
50 ms (UOut = 10 % ... 90 %)
Output connection data
Connection method
Screw connection
Conductor cross section, solid
0.14 mm² ... 2.5 mm²
Conductor cross section, flexible
0.14 mm² ... 2.5 mm²
Stranded conductor cross section with
ferrule
0.25 mm² ... 2.5 mm²
Conductor cross section AWG
26 ... 14
Stripping length
8 mm
Tightening torque
0.5 Nm ... 0.6 Nm
LED signalling
POut > PThr
LED lights up yellow, output power > PThr,
depending on the rotary selector switch
setting
UOut > 0.9 x USet
LED lights up green
UOut < 0.9 x USet
LED flashes green
Signal contact (adjustable)
Digital
0 / 24 V DC, 30 mA
Default
24 V DC, 30 mA (24 V DC for UOut > 0.9 x
USet)
Signal connection data
Connection method
Screw connection
Conductor cross section, solid
0.14 mm² ... 2.5 mm²
Conductor cross section, flexible
0.14 mm² ... 2.5 mm²
Stranded conductor cross section with
ferrule
0.25 mm² ... 2.5 mm²
Conductor cross section
AWG 26 ... 14
Stripping length
8 mm
Tightening moment
0.5 Nm ... 0.6 Nm