Datasheet

Toroidal transformer
RKD
Type RKD 250/.. RKD 300/.. RKD 330/.. RKD 400/..
Input
Rated input Voltage 2 x 115 Vac 2 x 115 Vac 2 x 115 Vac 2 x 115 Vac
Rated frequency 50 - 60 Hz 50 - 60 Hz 50 - 60 Hz 50 - 60 Hz
Output
Rated output voltage: Order no.
2x12 Vac: RKD 250/2x12
2x18 Vac: RKD 250/2x18
2x24 Vac: RKD 250/2x24*
2x30 Vac: RKD 250/2x30*
2x12 Vac: RKD 300/2x12
2x18 Vac: RKD 300/2x18
2x24 Vac: RKD 300/2x24*
2x18 Vac: RKD 330/2x18 2x18 Vac: RKD 400/2x18
2x24 Vac: RKD 400/2x24*
2x30 Vac: RKD 400/2x30*
Rated Power 250 VA 300 VA 330 VA 400 VA
No-load voltage (app. x factor) 1.05 1.06 1.05 1.05
No-load loss (typ.) 2.10 W 2.80 W 2.80 W 3.10 W
Efficiency 93 % 93 % 94 % 94 %
Standards
Classification
Safety isolating transformer
*Isolating transformer
Safety isolating transformer
*Isolating transformer
Safety isolating transformer Safety isolating transformer
*Isolating transformer
Approvals
Approvals cURus cURus cURus cURus
Environment
Ambient temperature max. 40 °C 40 °C 40 °C 40 °C
Safety and protection
Type
open type open type open type open type
Class of Insulation System
VDE=B, UL=class 105 VDE=B, UL=class 105 VDE=B, UL=class 105 VDE=B, UL=class 105
Protection index
IP 00 IP 00 IP 00 IP 00
Safety class (prepared)
II II II II
Short circuit strength
non-short-circuit proof non-short-circuit proof non-short-circuit proof non-short-circuit proof
Test voltage 4000 Vac, 50 Hz 4000 Vac, 50 Hz 4000 Vac, 50 Hz 4000 Vac, 50 Hz
Order numbers
Order Number refer to rated output voltage refer to rated output voltage refer to rated output voltage refer to rated output voltage
+
-
Toroidal transformer
RKD
Type RKD 500/.. RKD 625/.. RKD 800/.. RKD 1000/..
Input
Rated input Voltage 2 x 115 Vac 2 x 115 Vac 2 x 115 Vac 2 x 115 Vac
Rated frequency 50 - 60 Hz 50 - 60 Hz 50 - 60 Hz 50 - 60 Hz
Output
Rated output voltage: Order no.
2x24 Vac: RKD 500/2x24
2x30 Vac: RKD 500/2x30
2x35 Vac: RKD 500/2x35
2x30 Vac: RKD 625/2x30
2x115 Vac: RKD 625/2x115
2x40 Vac: RKD 800/2x40
2x115 Vac: RKD 800/2x115
2x50 Vac: RKD 1000/2x50
2x115 Vac: RKD 1000/2x115
Rated Power 500 VA 625 VA 800 VA 1000 VA
No-load voltage (app. x factor) 1.04 1.04 1.04 1.02
No-load loss (typ.) 3.40 W 4.90 W 5.30 W 6.50 W
Efficiency 95 % 95 % 96 % 96 %
Standards
Classification
Isolating transformer Isolating transformer Isolating transformer Isolating transformer
Approvals
Approvals cURus cURus cURus cURus
Environment
Ambient temperature max. 40 °C 40 °C 40 °C 40 °C
Safety and protection
Type
open type open type open type open type
Class of Insulation System
VDE=B, UL=class 105 VDE=B, UL=class 105 VDE=B, UL=class 105 VDE=B, UL=class 105
Protection index
IP 00 IP 00 IP 00 IP 00
Safety class (prepared)
II II II II
Short circuit strength
non-short-circuit proof non-short-circuit proof non-short-circuit proof non-short-circuit proof
Test voltage 4000 Vac, 50 Hz 4000 Vac, 50 Hz 4000 Vac, 50 Hz 4000 Vac, 50 Hz
Order numbers
Order Number refer to rated output voltage refer to rated output voltage refer to rated output voltage refer to rated output voltage
+
-
TRANSFORMERS
151
Subject to change
1.1
1.2
1.4
1.3
1.5
1.1