Transformer power supply; Input voltage: 230 VAC; Output voltage: 12 … 24 VAC; Output power: 40 VA
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Quick facts
| Availability | Confirmed on request |
| Category | Power Supplies |
| Lifecycle | active |
| Warranty | 12-month (new) · 3-month (used/refurbished) |
Shipping & availability
When can 787-974 be shipped?
787-974 is sourced on request — request a quote and we'll confirm the exact availability and shipping timeline for this specific unit.
Can I pick up 787-974 in person?
Local pickup from our Groningen, Netherlands warehouse may be possible — contact us before ordering to check availability and arrange a collection time.
Is express delivery available?
Yes — mention it when you request a quote for 787-974 and we'll include express shipping options in our reply.
My factory is down and I need this urgently — can you help?
For a critical breakdown, contact us directly at +31 (0)50-7110348 or sales@partnerplc.com — we can look into same-day courier or dedicated taxi/hotshot delivery for 787-974, subject to availability and destination.
<p><b>Features:</b></p><ul><li>Maintenance-free, DIN-rail-mount safety transformer for 12 / 24 VAC</li><li>Center tap-off modules provide variable input/output voltage.</li><li>Enables brief performance peaks</li><li>Peak output power of 45 VA for 1 min/h</li></ul>
Specifications
Technical data - Input
| Phases | 1 |
| Nominal input voltage U<sub>i nom</sub> | 1 x 115 VAC; 230 VAC |
| Input voltage range | 1 x 0 … 230 VAC |
| Nominal mains frequency range | 50 … 60 Hz |
Technical data - Output
| Nominal output voltage U<sub>o nom</sub> | 12 / 24 VAC |
| Nominal output current I<sub>o nom</sub> | 3.3 A (12 VAC); 1.67 A (24 VAC) |
| Nominal output power | 40 VA |
| Load regulation | ≤ 5 % |
| Overload behavior | Safety fuse in the primary circuit |
Technical data - Efficiency/power losses
| Power loss P<sub>l</sub> | ≤ 0.6 W |
Technical data - Circuit protection
| Internal fuse | T 1.25 A / 250 VAC; T 0.63 A / 250 VAC |
Safety and protection
| Isolation voltage (AC) | 4.2 kVAC |
| Protection class | II |
| Protection type | IP20; per EN 60529 |
| Overvoltage category | III |
| Pollution degree | 2 |
| Short-circuit-protected | Yes |
| Open-circuit-proof | Yes |
| Parallel operation | No |
| Series operation | Yes (with identical power supply) |
Connection data - Connection 1
| Connection type | Input/output |
| Connection technology | CAGE CLAMP® |
| WAGO connector | WAGO 236 Series |
| Solid conductor | 0.08 … 2.5 mm² / 28 … 12 AWG |
| Fine-stranded conductor | 0.08 … 2.5 mm² / 28 … 12 AWG |
| Strip length | 5 … 6 mm / 0.2 … 0.24 inches |
Physical data
| Width | 126 mm / 4.961 inches |
| Height | 90 mm / 3.543 inches |
| Depth from upper-edge of DIN-rail | 54 mm / 2.126 inches |
Mechanical data
| Housing design | DIN-rail-mount enclosure |
| Mounting type | DIN-35 rail |
Material data
| Fire load | 0.119 MJ |
| Weight | 955.6 g |
Environmental requirements
| Ambient temperature (operation) | -25 … +55 °C |
| Ambient temperature (storage) | -25 … +85 °C |
| Relative humidity | ≤ 90 % |
| Climatic category | 3K3 (per EN 60721; except for low air pressure) |
Standards and specifications
| Conformity marking | CE |
| Standards/specifications | UL 5085, EN 61558-2-6 |
Commercial data
| PU (SPU) | 1 pcs |
| Packaging type | Box |
| Country of origin | CN |
| GTIN | 4055143487382 |
| Customs tariff number | 85043129900 |
Product Classification
| UNSPSC | 39121004 |
| eCl@ss 10.0 | 27-04-07-03 |
| eCl@ss 9.0 | 27-04-07-03 |
| ETIM 9.0 | EC002541 |
| ETIM 10.0 | EC002541 |
| ECCN | NO US CLASSIFICATION |
Environmental Product Compliance
| RoHS Compliance Status | Compliant,No Exemption |
| SCIP notification number (Bulgaria) | 350022b7-821c-488d-b8da-6d408234a641 |
| SCIP notification number (Czech Republic) | 8dfb2390-60c8-4ede-8228-194d177967db |
