Catalogue Single-Phase Safety Transformers
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SERIES W 40 to W 160 (FTE)
According to VDE 0570 / EN 61558 part 2 - 6 ||
• Shell-type transformer / EI configuration
• Performance range 63 - 250 VA, Frequency 50/60 Hz
• Protective system IP 00, mounting suitability to IP 20
• Class I construction, Insulation class T40/B
• Separate windings
• Screw terminals on primary side with self-lifting disk for wire cross sections up to 1.5 mm2
• Additional push-on terminal 2.8 x 0.8 DIN 46244
• Footplate for mounting
• Contact protection to VBG 4
• Standard bolt-on dimensions to DIN 41308 (e1 xf1)
Special versions: see technical descriptions Single-phase transformer data sheet
Dimensions [mm]
Technical data
Nomin power VDE TO
[VA]
al
®
[VA]
Series W
Snap
fastening
optional
No-load loss
app. [W]
Voltage drop
app.
[%]
Efficiency
app. [%]
Weight
app. [kg]
a
b
c
e
e1
f
f1
g1
63
50
40
•
5
10.4
80.0
1.1
78
70
82
65
55
52
45
4.8
90
70
60
•
6
9.5
83.0
1.4
84
71
87
70
64
55
47
4.8
120
100
90
9
8.3
85.0
2.0
84
86
87
70
64
70
61
4.8
200
14°
125
-
12
10.0
87.0
2.8
105
86
100
88
80
62
62
5.3
250
180
160
-
15
8.3
88.0
3.2
105
96
100
88
80
70
70
5.3
• Snap fastening optional available
Special feature
• Replaceable thermal cut off
• Snap fastening on rail DIN EN 50022-35 for W 40 - W 90
• Snap fastening for W 40/W 60 X140100-00001 W 90 X140100-00002
TO «
Sil
k
ti
Available ex stock
• 230 /24 V
• 400 / 24 V
Gebrüder Frei GmbH & Co. 72461 Albstadt
- 4 -
1.4
Subject to change without notice I Version of 0908
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