Derating; Figure 21: Temperature Load Curve; Table 31: Nominal Values According To Ul; Table 32: Deratings - WAGO 787-1211 Manual

Compact power, dc power supply, 12 v

Table of Contents

Notes on Operation

P o s :

5 3 . 9 / A l l e S e r i e n ( A l l g e m e i n e M o d u l e ) / Ü b e r s c h r i f t e n / E b e n e 2 / D e r a t i n g - Ü b e r s c h r i f t 2 @ 1 9 \ m o d _ 1 3 9 9 2 9 0 8 0 6 1 4 1 _ 2 1 . d o c x @ 1 5 2 9 8 3 @ 2 @ 1

6.4

Derating

The maximum load is dependent on the surrounding air temperature and the

P o s :

5 3 . 1 0 / S e r i e 7 8 7 ( E P S I T R O N ) / I n B e t r i e b n e h m e n / D e r a t i n g 7 8 7 - 1 2 x 1 @ 3 2 \ m

o d _ 1 5 3 3 5 3 4 1 6 9 7 4 7 _ 2 1 . d o c x @ 4 9 3 0 8 4 @ @ 1

input voltage.

Table 31: Nominal Values according to UL

OUT

Ambient temp.

Restrictions (derating) apply when the power supply unit is used in applications

that exceed its performance specifications; these are listed below:

Table 32: Deratings

Nominal voltage

90 VAC

230 VAC

< 100 VAC

Figure 21: Temperature Load Curve

P o s :

5 3 . 1 1 / D o k u m e n t a t i o n a l l g e m e i n / G l i e d e r u n g s e l e m e n t e / - - - S e i t e n w e c h s e l - - - @ 3 \ m o d _ 1 2 2 1 1 0 8 0 4 5 0 7 8 _ 0 . d o c x @ 2 1 8 1 0 @ @ 1

Manual

Version 1.1.0

100 ... 240 VAC; 1.3 A / 50 ... 60 Hz

12 VDC, 5 A

+45 °C

Temperature value T

> +45 °C

> +50 °C

787-1211 DC power supply, 12 V

Derating

− 3.0 %/K

− 2.3 %/K