Transf Or mers Toroidal transformer Toroidal transformer RKD RKD Type RKD 15/.. RKD 20/.. RKD 30/.. RKD 40/.. General Data Input Rated input Voltage 2 x 115 Vac 2 x 115 Vac 2 x 115 Vac 2 x 115 Vac Rated input voltage 2 x 115 Vac Rated frequency 50 - 60 Hz 50 - 60 Hz 50 - 60 Hz 50 - 60 Hz Rated output voltage 2 x 12 - 2 x 115 Vac Output Power 15 - 3000 VA Rated output voltage: Order no. 2x12 Vac: RKD 15/2x12 2x12 Vac: RKD 20/2x12 2x12 Vac: RKD 30/2x12 2x12 Vac: RKD 40/2x12 Insulation class B 2x15 Vac: RKD 15/2x15 2x15 Vac: RKD 20/2x15 2x15 Vac: RKD 30/2x15 2x15 Vac: RKD 40/2x15 2x18 Vac: RKD 15/2x18 2x18 Vac: RKD 20/2x18 2x18 Vac: RKD 30/2x18 2x18 Vac: RKD 40/2x18 Maximum ambient temperature 40 C 2x24 Vac: RKD 20/2x24** 2x24 Vac: RKD 30/2x24* 2x24 Vac: RKD 40/2x24* Rated Power 15 VA 20 VA 30 VA 40 VA Efficiency up to 98 % No-load voltage (app. x factor) 1.15 1.30 1.16 1.18 Degree of protection IP 00 No-load loss (typ.) 0.30 W 0.20 W 0.45 W 0.40 W Efficiency 83 % 74 % 82 % 84 % Advantages Standards Minimum size at high output Classification Safety isolating transformer Safety isolating transformer Safety isolating transformer Safety isolating transformer **Mains transformer *Isolating transformer *Isolating transformer Low weight Approvals Double input voltage for series or parallel connection Approvals cURus cURus cURus cURus Double output voltage for series or parallel connection Environment Minimal no-load losses Ambient temperature max. 40 C 40 C 40 C 40 C Outstanding temperature behaviour thanks to low magnetic leakage field Safety and protection Very low noise field 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 Applications Protection index IP 00 IP 00 IP 00 IP 00 As a mains transformer for adjustment of the voltage and simple electrical Safety class (prepared) II II II II isolation. Short circuit strength non-short-circuit proof non-short-circuit proof non-short-circuit proof non-short-circuit proof As an isolating transformer for the safe electrical isolation of the input and Test voltage 4000 Vac, 50 Hz 4000 Vac, 50 Hz 4000 Vac, 50 Hz 4000 Vac, 50 Hz output sides. The transformer may be used to set up protective separation as a protective measure in accordance with VDE 0100. Order numbers As a safety isolating transformer for the safe electrical isolation of the input Order Number refer to rated output voltage refer to rated output voltage refer to rated output voltage refer to rated output voltage and output sides. The transformer is suitable for creating SELV and PELV circuits because of the limit on the output voltage. Standards / 2 Certifications W Mains transformer UL 5085-1/-2, CSA 22.2 No.66 to: VDE 0570 Teil 2-1, DIN EN 61558-2-1, EN 61558-2-1, IEC 61558-2-1, UL 5085-1/-2, CSA 22.2 No.66 Isolating transformer to: VDE 0570 Part 2-4, DIN EN 61558-2-4, EN 61558-2-4, IEC 61558-2-4, UL 5085-1/-2, CSA 22.2 No.66 Safety isolating transformer to: VDE 0570 Part 2-6, DIN EN 61558-2-6, EN 61558-2-6, IEC 61558-2-6, UL 5085-1/-2, CSA 22.2 No.66 146 subject to change - +Transf Or mers Toroidal transformer Toroidal transformer RKD RKD Type RKD 15/.. RKD 20/.. RKD 30/.. RKD 40/.. General Data Input Rated input Voltage 2 x 115 Vac 2 x 115 Vac 2 x 115 Vac 2 x 115 Vac Rated input voltage 2 x 115 Vac Rated frequency 50 - 60 Hz 50 - 60 Hz 50 - 60 Hz 50 - 60 Hz Rated output voltage 2 x 12 - 2 x 115 Vac Output Power 15 - 3000 VA Rated output voltage: Order no. 2x12 Vac: RKD 15/2x12 2x12 Vac: RKD 20/2x12 2x12 Vac: RKD 30/2x12 2x12 Vac: RKD 40/2x12 Insulation class B 2x15 Vac: RKD 15/2x15 2x15 Vac: RKD 20/2x15 2x15 Vac: RKD 30/2x15 2x15 Vac: RKD 40/2x15 2x18 Vac: RKD 15/2x18 2x18 Vac: RKD 20/2x18 2x18 Vac: RKD 30/2x18 2x18 Vac: RKD 40/2x18 Maximum ambient temperature 40 C 2x24 Vac: RKD 20/2x24** 2x24 Vac: RKD 30/2x24* 2x24 Vac: RKD 40/2x24* Rated Power 15 VA 20 VA 30 VA 40 VA Efficiency up to 98 % No-load voltage (app. x factor) 1.15 1.30 1.16 1.18 Degree of protection IP 00 1.11.1 No-load loss (typ.) 0.30 W 0.20 W 0.45 W 0.40 W Efficiency 83 % 74 % 82 % 84 % Advantages Standards Minimum size at high output Classification Safety isolating transformer Safety isolating transformer Safety isolating transformer Safety isolating transformer **Mains transformer *Isolating transformer *Isolating transformer Low weight Approvals Double input voltage for series or parallel connection Approvals cURus cURus cURus cURus Double output voltage for series or parallel connection Environment Minimal no-load losses Ambient temperature max. 40 C 40 C 40 C 40 C 1.2 Outstanding temperature behaviour thanks to low magnetic leakage field Safety and protection Very low noise field 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 Applications Protection index IP 00 IP 00 IP 00 IP 00 As a mains transformer for adjustment of the voltage and simple electrical Safety class (prepared) II II II II isolation. Short circuit strength non-short-circuit proof non-short-circuit proof non-short-circuit proof non-short-circuit proof As an isolating transformer for the safe electrical isolation of the input and Test voltage 4000 Vac, 50 Hz 4000 Vac, 50 Hz 4000 Vac, 50 Hz 4000 Vac, 50 Hz output sides. The transformer may be used to set up protective separation as a protective measure in accordance with VDE 0100. Order numbers 1.3 As a safety isolating transformer for the safe electrical isolation of the input Order Number refer to rated output voltage refer to rated output voltage refer to rated output voltage refer to rated output voltage and output sides. The transformer is suitable for creating SELV and PELV circuits because of the limit on the output voltage. 1.4 Standards / 2 Certifications W 1.5 Mains transformer UL 5085-1/-2, CSA 22.2 No.66 to: VDE 0570 Teil 2-1, DIN EN 61558-2-1, EN 61558-2-1, IEC 61558-2-1, UL 5085-1/-2, CSA 22.2 No.66 Isolating transformer to: VDE 0570 Part 2-4, DIN EN 61558-2-4, EN 61558-2-4, IEC 61558-2-4, UL 5085-1/-2, CSA 22.2 No.66 Safety isolating transformer to: VDE 0570 Part 2-6, DIN EN 61558-2-6, EN 61558-2-6, IEC 61558-2-6, UL 5085-1/-2, CSA 22.2 No.66 subject to change 147 - +